Other Ending Letters

Word Lengths Starting With D

All 1588 Matching Words

daalderA historic unit of currency of the Netherlands, equivalent to one-and-a-half guilders.dabberA thing or person that dabs.dabblerOne who dabbles.dabsterAn expert; one who is master of their profession.daclatasvir(pharmacology) A drug for the treatment of hepatitis C.dactylar(poetry) Pertaining to dactyl; dactylic.dadpreneur(informal) A father who works as a business entrepreneur in addition to his family commitments.dafadar(India, historical) A sergeant in the Indian infantry during the British Raj.daffadarAlternative form of dafadar.daffiercomparative form of daffy: more daffydaftar(India, historical) A record or register consisting of a set of loose sheets filed on a string or tied up in a cloth.daftercomparative form of daft: more daftdagbreker(South Africa) Any of the chats of South Africa.dagger(weaponry) A stabbing weapon, similar to a sword but with a short, double-edged blade.dagmar(informal) One of the bullet-shaped protrusions on the bumpers of various 1950s cars, especially Cadillacs.daguerreotyperOne who takes daguerreotypes.daiker(UK, dialect, obsolete, transitive) To deck out; to adorn.daintiercomparative form of dainty: more daintydairyerOne who works in a dairy; dairyman or dairywoman; dairy farmer.daisycutterAlternative form of daisy cutter.daker(obsolete) Alternative form of dicker (“unit of 10 items”).dakirAlternative form of daker.dallierOne who dallies; a procrastinator.damagerSomebody or something that damages.damarA large tree of the order Coniferae, indigenous to the East Indies and Australasia, now genus Agathis.damascenerOne who damascenes.damber(obsolete, UK, thieves' cant) A rascal; a dishonest person; a man belonging to a criminal gang.dambuster(colloquial) An aircraft used to destroy dams by dropping bombs on them.dammarAlternative form of damar.dammerOne who builds a dam.dampenerA device that moistens or dampens something.damperSomething that damps or checks:dampprooferA material used for dampproofing.dancefloorAlternative form of dance floor.dancegoerA person who attends either a dance or a dance performance.dancemakerA composer of dancesdancer(dance) A person who dances, usually as a hobby, an occupation, or a profession.dancewearClothing made to be worn by dancers, such as leotards and ballet shoes.danciercomparative form of dancy: more dancydanderDandruff—scaly white dead skin flakes from the human scalp.dandererOne who danders.dandiercomparative form of dandy: more dandydandlerSomeone who dandles.dangerExposure to likely harm; risk of death or serious injury.dangler(grammar, informal) A dangling modifier, especially a dangling participle.dankercomparative form of dank: more dankdanoprevir(pharmacology) A particular macrocyclic peptidomimetic inhibitor of a protease.danseurA male ballet dancer.dapiferThe servant that brings the meat to the table at a meal.dar(UK, dialect) A fish found in the Severn River; a dart or dace.darbarAlternative form of durbar.darkcutterA carcass of beef that has been subjected to undue stress before slaughter, resulting in dark-coloured meat that may not be perceived as fresh by consumers.darkenerOne who or that which darkens.darkercomparative form of dark: more darkdarkshipper(fandom slang) One who supports a ship with highly immoral elements, such as abuse or incest. (cf. comshipper)darkwaverA fan of darkwave music.darnder(uncommon) Alternative form of darneder.darpatnidar(India, historical) A subtenant who leased land from a patnidar (and possibly further sublet it).darr(UK, dialect, Norfolk, archaic) A bird, the black tern.darterOne who darts, or who throws darts; that which darts.darunavir(pharmacology) An antiretroviral drug of the protease inhibitor class that is used in to treat HIV infected patients.dasabuvir(pharmacology) An antiviral drug for the treatment of hepatitis C virus infection.dasherA person who dashes; a fast runner.daspletosaur(paleontology) Any dinosaur in the genus Daspletosaurus.dastaarAlternative form of dastar.dastarA turban worn by Sikhs.dastoorAlternative form of dastur (“Zoroastrian high priest”).dastur(Zoroastrianism) A Zoroastrian high priest ranking above a mobad or herbad.dasymeter(dated) An instrument for testing the density of gases, consisting of a thin glass globe, which is weighed in the gas or gases, and then in an atmosphere of known density.datacasterA broadcaster of datacasts.datacenterAlternative spelling of data centre.datalerA worker who is hired and paid by the day, especially an underground mine worker.datallerAlternative form of dataler.dataloggerAny instrument that records data as a function of time.dataminerAlternative form of data miner.dateliner(journalism) An article that is published under a dateline.dauber(derogatory) One who, or that which, daubs; especially, a coarse, unskillful painter.daubsterA dauber (unskillful painter).dauer(nematology) A developmental stage of certain nematode larvae in which they exhibit increased durability.daughterOne’s female offspring.daughterfucker(strongly vulgar, offensive) An extremely contemptible person.daugtherMisspelling of daughter.dauncerObsolete form of dancer.daunder(Scotland) To stroll; to meander.dauner(Scotland) Alternative form of daunder (“stroll”).daunterOne who daunts.daur(India, obsolete) A foray or hasty expedition.dawberArchaic form of dauber.dawdlerA person who dawdles or idles.dawghtorObsolete form of daughter.dawncerObsolete form of dancer.dawnderAlternative form of daunder (“stroll”).dawnerAlternative form of daunder (“stroll”).daycarerA daycare worker.daydreamerOne who daydreams.dayer(in combination) Something lasting a specified number of days.dayflowerAny of several plants, of the genus Commelina, whose flowers last only a daydayger(university slang, West Coast) A party held in the daytime.daymarkerSynonym of daymark.daysailerA small sailboat, larger than a dinghy, with or without sleeping accommodations.daysailorAlternative form of daysailer.daysleeperOne who sleeps during the daytime.daystar(literary) The planet Venus as the morning star.daytalerAlternative form of dataler.daytimer(US, radio) An AM radio station that is only allowed to broadcast during the daytime.daytraderAlternative form of day trader.daytripperAlternative form of day-tripper.daywalker(fantasy) One who can go out in the sunlight, distinguished from vampires etc. who cannot.daywearClothes to be worn in the daytime.dayworkerAn employee paid on an irregular basis; a casual worker.dazzlerOne who or that which dazzles; something spectacular.deacidifierAny substance that removes or neutralizes acid.deactivatorAny device used to deactivate something.deadcenter(engineering) Alternative form of dead center.deadenderAlternative form of dead-ender.deadenerSomething that deadens.deader(figuratively, colloquial, chiefly humorous) comparative form of dead: more dead; or at least more evidently dead.deadheaderOne who removes the dead remains of blossoms from plants.deaditor(Internet slang) A person who edits information related to a recent death, especially on biographical pages on wikis such as Wikipedia.deadliercomparative form of deadly: more deadlydeadlinerA person who works up until the deadline.deadnamer(transgender) One who deadnames.deadpannerOne who makes deadpan remarks.deadringerAlternative form of dead ringer.deadwaterAlternative form of dead water.deaeratorA device that removes oxygen and other dissolved gases from a liquid; especially, one that treats the feedwater to a steam boiler.deafenerOne who, or that which, deafens.deafercomparative form of deaf: more deafdeair(transitive) To remove the air from.dealbreakerAlternative form of deal breaker.dealerOne who deals in goods, especially automobiles; a middleman.deallocatorOne who, or that which, deallocates.dealmakerOne who makes or brokers business or political transactions.deaner(UK, slang, obsolete) A shilling.dear(Ireland, UK, NZ (dated)) High in price; expensive.dearercomparative form of dear: more deardearmor(transitive) To remove the armor from (a combat vehicle, etc.).dearmourAlternative form of dearmor.dearsenicatorA machine that dearsenicates.deasphalterA unit in a crude oil refinery or bitumen upgrader that separates out the asphalt from crude oil or bitumen.deather(US, derogatory) One who believes that US president Barack Obama's healthcare legislation includes death panels.deathfear(rare) Fear of death; panic that arises when death is present or imminent.deathmatcher(video games) One who plays in a deathmatch.deathmongerOne who peddles death; a murderer of many.deathrockerAn aficionado of deathrock music.deathstalkerLeiurus quinquestriatus, an extremely venomous scorpion of the family Buthidae.debacularOf, like, or pertaining to a debacle; calamitous; tragic; suddenly shameful.debaggerA machine that tears open bags to remove the contents.debar(transitive) To exclude or shut out; to bar.debarkerA machine that strips the bark from felled trees prior to sawing into logsdebaserOne who, or that which, debases.debaterOne who debates or participates in a debate; one who argues.debaucherSomebody who debauches or corrupts others; a seducer.debentureholderAlternative form of debenture holderdebitter(transitive, biochemistry) To remove the bitterness from.deblockerOne who, or that which, deblocks.deblurTo remove blurring from an image (and make it sharper)debonairSuave, urbane and sophisticated.debonerA person who, or a machine which, debones (removes bones).deboonker(Internet slang, derogatory) A debunker or fact checker.debooster(aviation) An aircraft component that reduces the brake fluid pressure to allow for smoother braking.deborder(transitive, social sciences) to remove the borders fromdebouncerThat which debounces.debrancherA machine for stripping the branches from trees.debrecenerA spiced Hungarian pork sausagedebrecinerSynonym of debrecener (A Hungarian sausage)debreczinerSynonym of debrecener (A Hungarian sausage)debrezinerSynonym of debrecener (A Hungarian sausage)debrider(surgery) A device, used in ENT surgery, to remove polyps etc from the sinusesdebrieferOne who gives a debriefing.debtholder(finance) An owner of a financial obligation of another party.debtor(economics) A person or firm that owes money; one in debt; one who owes a debt.debtourObsolete form of debtor.debuffer(transitive) To remove a buffer from.debugger(programming) A computer program that helps the user to test and debug other programs, by enabling their step-by-step execution controlled by the user, setting of breakpoints, and monitoring values of variables.debunkerSomeone who debunks.deburr(transitive) To remove burrs from (a workpiece).deburrerA device used for deburringdecacopper(inorganic chemistry, in combination) Ten atoms of copper in a chemical compound (Cu₁₀).decalcifierA chemical or device that decalcifies.decaliterUS spelling of decalitre.decamerAn oligomer having ten subunits.decameterUS spelling of decametre.decamperOne who decamps.decander(dated, botany) Any plant of the Decandria classdecangular(rare) Having ten angles.decanometerAlternative form of decanometre.decanterA vessel for decanting liquor.decapitatorOne who decapitates.decapolarHaving ten electrodes; applied to a form of catheter.decapperA device for removing caps.decar(intransitive) To get out of a car (motor vehicle).decarboniserAlternative form of decarbonizerdecarbonizerSomething or someone that decarbonizes.decaterSynonym of decatizer (“machine for decating i.e. steaming cloth”).decatizerThat which decatizes; a machine for decatizing (steaming) cloth.decayerThat which causes decay.deceaser(law) One who deceases; a person who dies.deceiverA person who lies or deceives.deceleratorsomeone or something that decelerates.decelerometerAn instrument for measuring deceleration.decemlocular(biology) Having ten cells or compartments.decemuirObsolete form of decemvir.decemvirAny member of a decemvirate, a council or ruling body of 10 people, as the Venetian Council of Ten.decener(historical) A soldier commanding ten men.decensor(transitive) To restore, recreate or reconstruct the objectionable content of a work.decenterAlternative spelling of decentre.decentraliserA person who advocates decentralisationdecentralizerOne who decentralizes.deceptor(rare, nonstandard outside religion) A deceiver (weaver of deceptions).dechlorinatorAny substance designed to remove chlorine from waterdechorionatorA tool used in dechorionationdechristianizerA person who dechristianizes.decibarA unit of pressure equal to one tenth of a bardecider(of a controversy, question, etc) A person, divinity, or authoritative text which decides.deciler(typically in combination) Something with a specified decile.deciliterUS spelling of decilitre.decimaterAlternative form of decimator.decimatorOne who decimates, particularly:decimeterUS spelling of decimetre.decimolar(chemistry) One tenth as concentrated as a molar solution.decimvirMisspelling of decemvir.decipher(transitive) To convert a code or cipher to plain text.deciphererA person or function that deciphers.deciser(Judaism) A rabbi who interprets Jewish religious law.decisionmakerOne who makes important decisions.decisor(Judaism) A rabbi who decides matters in Jewish religious law.deckchairAlternative spelling of deck chair.deckerOne who, or that which, decks or adorns; a coverer.declaimerOne who declaims.declarator(law, Scotland) A legal declaration.declarer(bridge) The person who wins the bidding and so declares what suit will be trump.declinatorAn instrument for taking the declination or angle which a plane makes with the horizontal plane.declinerOne who declines.declinometerAn instrument for measuring magnetic declination.decloaker(cytology) A material that decloaksdecloggerA liquid used for breaking down clogs in drains.declusterTo make unclustered.declutterThe act or process of removing clutter; a decluttering.decluttererOne who declutters.decocker(firearms) A device in certain firearms that uncocks the weapon.decoderA person who decodes secret messagesdecohererA mechanism in early radios to tap the coherer, mechanically disturbing the particles to reset it to the high resistance state.decollator(computing) a machine that decollates (separates) the parts of multipart computer printout and discards the carbon paperdecolorUS spelling of decolour.decoloriserNon-Oxford British English standard spelling of decolorizer.decolorizerThat which decolorizes.decolour(transitive) To deprive of colour; to bleach.decolouriserNon-Oxford British English standard spelling of decolorizer.decolourizerAlternative form of decolorizer.decommissionerOne who decommissions.decompactorA mechanical device that makes something less compact.decompiler(computer science) A computer program performing the reverse operation to that of a compiler.decomposer(ecology) A substance or an organism, such as a bacterium or fungus, which carries out the process of decomposition of organic material.decompressorThat which decompresses.decongesterA person or thing that decongests.deconstructorOne who, or that which, deconstructs.decontaminatorA device that decontaminates.deconvolverSomething that deconvolves.decorThe style of decoration of a room or building.decoratorSomeone who decorates.decorrelatorA device or system that produces decorrelationdecorticatorA machine that peels off the fibrous husk, bark or outer layer of some vegetable product; used in the manufacture of animal feed etc.decouplerThat which decouples.decoyerOne who decoys another.decraterA machine for removing goods from crates.decreaserOne who, or that which, decreases.decreerOne who issues a decree.decrementer(computing) Any device or circuit that carries out a decrementation operationdecrierOne who decries.decriminalizerOne who decriminalizes, or who is in favour of decriminalizing, something.decrucifier(rare) Someone or something that decrucifies.decruncher(computing) A program or algorithm that performs decrunching.decrypterA person or a thing, such as an algorithm, program, or device, that decrypts.decryptorAlternative spelling of decrypter.dectaflurA fluoride-containing substance used in dental treatment.decypherAlternative spelling of decipher.dedicatorOne who dedicates.deducerOne who, or that which, deduces.deductorOne who deducts something, particularly one who deducts tax from wages or deducts certain expenditures from payment of tax.deduper(informal) A deduplicator.deduplicator(computing) A process or system that deduplicates.dedusterA piece of cleaning equipment used to separate dust or other fine particles from another material.deeder(law) One who establishes or executes a legal deed.deedholderOne who holds a deed.deemerOne who deems or judges; a decider, decision maker.deemster(now dialectal, Isle of Man) A judge; one who pronounces sentence or doom.deener(Australia, slang) A shilling.deepenerOne who, or that which, deepens.deepercomparative form of deep: more deepdeepfakerA person who creates deepfakes.deepfrierAlternative form of deep fryer.deepthroaterAlternative form of deep-throater.deepwaterAlternative form of deep-water.deer(uncountable) The meat of such an animal, obtained through the process of hunting or from specialized deer farms; venison.deerburgerA hamburger made with meat from a deer instead of beef.deerslaughter(rare) The killing of a deer, the slaughter of deer; cervicide.deerslayerOne who kills deer.deerstalkerOne who takes part in deer stalking.deerstealerOne who steals or illicitly takes a deer, especially in England in the 17th, 18th and 19th centuries.defacerOne who defaces; a vandal.defaecatorAlternative form of defecator.defalcatorA defaulter or embezzler.defamerOne who defames.defamiliarizerOne who or that which defamiliarizes.defaulterOne who fails to fulfill an obligation or perform a task, especially a legal or financial one.defeaterOne who defeats.defeather(transitive) To remove the feathers from (a bird).defeathererA machine used to defeatherdefecatorOne who defecates.defectorOne who defects.defenderSomeone who defends people or property.defendorObsolete form of defender.defendourObsolete form of defender.defenestratorOne who defenestrates.defenserObsolete form of defender.defensorone who defends; a defenderdefensourObsolete form of defensor.defer(transitive) To delay or postpone.deferrerOne who defers or puts off.defiber(US, transitive) To remove some or all fiber from.defibratorA thermomechanical refining machine used to produce wood fibres from wood chips as part of the manufacture of fibreboard.defibrillator(cardiology) An electronic device used internally or externally that delivers a controlled electric shock to a patient to correct ventricular fibrillation, a lack of coordination of the contraction of muscle tissue of the large chambers of the heart.defierSomeone who dares, challenges or defies.defilerone who defiles.defilter(transitive) To process (filtered data) so as to reconstruct the original data.definerOne who or that which defines something, or provides a definition.definitorA person who defines.deflagratorSomething which deflagrates.deflaterAlternative form of deflator.deflatorThat which deflates.deflectometerAn instrument that measures the deflection of structures when loads are applied.deflectorSomething which deflects something else, especially a stream of fluid or particles.deflocculatorA deflocculating agent.deflourObsolete form of deflower.deflourerObsolete form of deflowerer.deflower(transitive) To take the virginity of (somebody), especially a woman or girl.deflowererOne who deflowers.defoamerAny chemical agent used for defoaming; an antifoaming agent.defoggerSomething or someone that defogs.defoliatorSomething or someone that defoliates.deforceor(obsolete, law) A deforciant.deforcer(obsolete) A deforciant.deforesterOne who clears an area of forest.deformatter(computing) Something that deformats; a remover of formatting.deformerOne who, or that which, deforms.deformeterAn instrument for measuring deformations in a structure.defragger(computing, informal) A defragmenter.defragmenter(computing) That which defragments; a program that performs defragmentation.defrauderOne who defrauds.defrayerOne who defrays; one who pays off expenses.defrosterA device for removing frost or ice from a surface or food by applying heat.deftercomparative form of deft: more deftdefterdar(historical) An official in charge of the finances of the Ottoman Empire.defunderOne who defunds something.defur(transitive) To remove the fur from.defuserOne who, or that which, defuses.defuzzifier(mathematics) A mapping that achieves defuzzificationdefyerObsolete spelling of defier.degasifierA machine for degasifying.degasserA device used to degas something.degausserA device that performs degaussing.degear(finance) To reduce one's debt by selling off assets, especially those that were acquired with borrowed money.degender(intransitive, obsolete) To degenerate.degener(intransitive, obsolete) Alternative form of degender (“to degenerate”).degerminator(agriculture) A device that separates the germ from the husk of a cereal grain.deglazerOne who or that which deglazes.deglosserA substance used to remove a glossy finish.degorAlternative form of digor (“Bhutanese sport”).degraderOne who, or that which, degrades.degravitator(science fiction) A device that counteracts the effects of gravity.degreaserAn industrial solvent, often containing polyhalogenated hydrocarbons, used to remove grease from mechanical parts.degrowtherA proponent of the degrowth movement.degummerA gum-removing agent.degunker(informal) Something that removes gunk.dehackerA machine used in brick plants to unload kiln cars and stack brick.dehair(transitive) To remove the hair from.dehairerSomething or someone that removes hair.dehorner(also in plural form) A device for cutting the horns off an animal's head.dehorter(obsolete) Someone who dehorts; a dissuader.dehullerA machine that removes hulls.dehumaniserAlternative form of dehumanizer.dehumanizerOne who, or that which, dehumanizes.dehumidifierA device for removing the moisture content from airdehuskerA machine that removes the husks (from coconuts etc)dehydrator(chemistry) A drying agent.dehydrodimer(organic chemistry) Any dimer formed by dehydrodimerizationdehydrosugar(organic chemistry) Any compound who structure is that of a sugar from which the elements of water (H₂O) have been removeddeicerA chemical substance used to melt ice or snow deposited on roads, vehicles or other surfaces.deifierOne who deifies.deinfluencer(social media, marketing, neologism) One who deinfluences (posts material that encourages people to avoid a particular product or service, or to consume less in general).deinonychosaurAny omnivorous or carnivorous coelurosaurian theropod dinosaur of the clade DeinonychosauriadeinosaurArchaic spelling of dinosaur.deinterlacerA device, algorithm, etc. that deinterlaces.deinterleaver(computing) A program or algorithm that deinterleaves.deionizerA device that deionizes something.deir(nonstandard) Pronunciation spelling of their.dejecter(obsolete, rare) Something that casts down or diminishes.dejeunerAlternative form of déjeuner.dejitterizerA device to reduce jitter.dejunkerOne who dejunks.dekaliterAlternative spelling of decalitre.dekameterAlternative form of decametre.delaminatorOne who or that which delaminates; something that decomposes something else into layers.delatorAn accuser; an informer.delayerOne who delays.deleatur(printing) dele (“mark signifying deletion”)delegatorOne who delegates.delegitimizerOne who delegitimizes.deleobuvir(pharmacology) An experimental drug for the treatment of hepatitis C.deleterOne who, or that which, deletes.deleverto reduce leverage, to pay back debtsdeliber(obsolete) To deliberate.deliberatorA person who deliberates.delieverObsolete form of deliver.delighterOne who takes delight in something.delimitatorOne who, or that which, delimitates.delimiterThat which delimits, that separates.delineatorOne who, or that which, delineates.delinkerA device in a gun for delinking ammunition.delinterA machine or tool that removes lint.deliquifierAny device that removes liquid from somethingdelisterOne who delists.deliuerObsolete typography of deliver.deliverTo set free from restraint or danger.delivererOne who delivers.delouserA device that removes lice.deluderSomeone who deludesdelugerOne who or that which deluges.delurker(Internet) One who delurks.delusterAlternative spelling of delustre.delverOne who digs or delves, as with a spade.demagnetiserAlternative form of demagnetizer.demagnetizerAny device (often a furnace) that is used to remove magnetizationdemanderOne who demands.demanufacturerOne who, or that which, demanufactures.demarcatorOne who or that which demarcates.dematerializer(science fiction) A device that dematerializes things.dematterA device for dematting an animal's fur.demaunderObsolete form of demander.dember(Internet slang) Deliberate misspelling of December.demeanerOne who demeans.demeanor(American spelling) The social, non-verbal behaviors (such as body language and facial expressions) that are characteristic of a person.demeanourUK, Australia, New Zealand, Ireland, and Commonwealth spelling of demeanor.dementorAn evil and fearsome creature.demergerA partial or complete reversal of a previous merger.demethanizerA device that removes methane from a (petroleum) gas mixturedemicircularSynonym of semicircular.demicylinderSynonym of semicylinder.demigender(rare) Identifying partially or mostly with one gender and at the same time with another gender.demilancerA soldier who carried a demilance.deminerOne who removes explosive mines.demineraliserAlternative form of demineralizer.demineralizerA device that demineralizes.demiquaver(music) A semiquaver, a sixteenth note.demisemiquaver(music) A thirty-second note, drawn as a crotchet with three tails.demisterAny of various devices that remove droplets of water from air.demobilizerOne who or that which demobilizes.democoder(demoscene) A computer programmer who creates demos for the demoscene.democratiserAlternative spelling of democratizer (“one who democratises”).democratizerOne who democratizes.demodulatorAny device that demodulates a signaldemographerA person who studies demography.demolater(rare, nonce word) an adherent of demolatry, especially in a derogatory sense of having an excessive regard for the common peopledemolisherOne who demolishes.demomaker(demoscene) A person who creates demos.demoniserAlternative form of demonizer.demonizerOne who demonizes.demonographerSynonym of demonologist.demonolaterOne who worships demons.demonologerOne versed in demonology.demonslayerOne who slays a demondemonstraterAlternative form of demonstrator.demonstratorOne who demonstrates anything, or proves beyond doubt.demoraliserAlternative form of demoralizer.demoralizerAgent noun of demoralize: one who demoralizes.demoscenerA participant in the demoscene.demoterOne who demotes.demotivatorOne who, or that which, demotivates.dempsterAlternative form of deemster.demsterObsolete form of deemster.demucilagerA machine for removing mucilage.demulsifier(physical chemistry) Any substance used to break an emulsion into its constituent liquids.demultiplexer(computing, electronics) A device or piece of software used to separate signals that were previously combined using a multiplexer.demultiplexorAlternative spelling of demultiplexer.demurChiefly followed by to, and sometimes by at or on: to object or be reluctant; to balk, to take exception.demurercomparative form of demure: more demuredemurrerSomeone who demurs.demuxerdemultiplexerdemystifierOne who, or that which, demystifies.demythologizerOne who or that which demythologizes.denarThe currency of North Macedonia, divided into 100 deni.denationalizerOne who denationalizes.denaturerOne who denatures something.dendrimer(organic chemistry) Any polymer or oligomer having multiple branches of atoms strung off a central spine.dendrometerA device for measuring the height or diameter of trees.denierOne who denies or forbids something.denigratorOne who denigrates.denimwearClothes made from denim; jeanswear.denitratorAny device used to remove nitrates or other nitrogen compounds, especially from waterdenitrificatorSynonym of denitrator.denitrifier(biology, soil science) An organism that engages in denitrification, the removal of nitrates from the environmentdennerThe Cub Scout who is chief of a den.denoiserA program or algorithm that performs denoising.denominator(arithmetic) The number or expression written below the line in a fraction (such as 2 in ½).denormaliserAlternative form of denormalizer.denormalizer(databases) A process or algorithm that denormalizes.denotatorThat which denotates.denoterOne who or that which denotes something.denouncerOne who, or that which, denounces.densercomparative form of dense: more densedensifierAny machine or substance that increases the density of a materialdensimeterA densitometer.densiometerA device used to measure the density of the canopy of a woodland or forestdensitometerA device that measures the optical density of a material; especially to test film and print quality.densometerAlternative form of densitometer.dentialveolar(phonetics) Articulated with a flat tongue against the alveolar ridge and upper teeth.denticularSynonym of denticulate.dentirosterA dentirostral birddentoalveolardentialveolardentrifierMisspelling of denitrifier.denuderOne who or that which strips something bare.denumber(mathematics) To denumerate.denunciatorSomeone who denounces, threatens or accuses.deobfuscator(computing) A software program that attempts to undo the work of an obfuscator, restoring readable source code.deodarCedrus deodara, a type of cedar tree native to the western Himalayas.deodoriserNon-Oxford British English standard spelling of deodorizer.deodorizerA substance or device that removes or masks odors/odours; a device to dispense deodorant.deoxidiserAlternative form of deoxidizer.deoxidizerAny agent that reduces the oxygen content of a material; a deoxidantdeoxyaminosugar(organic chemistry) The deoxy sugar form of an aminosugardeoxygenatorAny device that deoxygenatesdeoxysugar(biochemistry) Alternative spelling of deoxy sugar.depacker(computing) A software program that decompresses code or data.depacketizer(signal processing) A circuit or system that depacketizes.depainter(obsolete) One who depaints.depalletizerA machine that depalletizes.departerSomeone who departs.depersonalizerOne who, or that which, depersonalizes.dephlegmator(chemistry, archaic) An instrument or apparatus in which water is separated by evaporation or distillation; the part of a distilling apparatus in which the separation of the vapours is effected.depicterOne who, or that which, depicts (a specified subject).depictorAlternative form of depicter.depilatorOne who or that which depilates; a remover of hair.depixelatorA machine or algorithm that depixelates images or videos.depleterAny substance that causes depletion of somethingdepletorA thing that depletesdeplorerOne who deplores.deployerOne who, or that which, deploys.depocenter(geology) The location of the thickest deposit in a sedimentary basin.depolariserAlternative spelling of depolarizer.depolarizer(chemistry) Any substance added to the electrolyte of a battery that produces hydrogen in order to combine with the liberated hydrogen and prevent the build-up of pressure.depolymerizerThat which depolymerizes.deponerOne who depones.depopulatorA person who depopulates an area, especially one who forcibly removes people from an estate.deporterOne who deports.deposerOne who deposes.depositorA person who makes a deposit, especially a deposit of money in a bank.depower(transitive) To reduce the power of; to strip power from.depper(US, military, nautical, slang) Of or pertaining to the Delayed Entry Program.depraverOne who depraves or corrupts.deprecatorOne who deprecates.depreciator(economics) Someone who depreciates.depredatorOne who depredates, or commits depredation.depressomotor(medicine) Depressing or diminishing the capacity for movement.depressorOne that depresses:depressurizerA chamber used for depressurizationdepriverOne who deprives.deprogrammerOne who deprograms.depthscraperSynonym of earthscraper (“type of underground building”).depuratorOne who, or that which, cleanses.deputationerA member of a deputation.deputatorOne who deputes, or makes a deputation.deputer(rare) One who deputes (deputizes, appoints someone as a deputy).deputizerOne who deputizes.dequeuer(computing) A process or component that removes items from a queue.derNonstandard form of there.deradicalizerOne who deradicalizes.derailerOne who, or that which, derails.derailleurThe mechanism on a bicycle used to move the chain from one sprocket (gear) to another.derangerSomeone or something that deranges.dereferencer(programming) Any operator that dereferences something.dereferer(Internet, rare) A service used for removing the URL of the referring page that referred the user to a given page, to maintain privacy.deregisterto unregisterderegulatorOne who deregulates.derender(transitive) To remove rendering from.derepressorAnything that causes derepressionderiderA person who derides or mocks.deringer(dated, late 1800s) Alternative spelling of derringer.deriverSomeone or something that derives.dermabraderA device used to perform dermabrasion.dermoglandulardermal and glandulardermomuscularRelating to both skin and muscle tissuedermovascular(anatomy) Relating to the blood vessels of the skindernier(dated) Final, last.derotator(astronomy) Any optical, electronic or digital device that corrects for the rotation of an image or field of view as a telescope tracksderringerA type of very small, concealable pistol with one or two barrels, but without any loading system or magazine.derusterA chemical that removes rust.desalinatorA device that performs desalination.desalterA machine or facility that removes salt, as from crude oil or agricultural runoff.desanderA piece of equipment used in the petroleum industry to remove sand (defined as particles greater than or equal to 74 microns) from the drilling fluid.desaturatorThat which desaturates.descalerThat which descales (removes scale from a metal surface or scales from a fish or snake).descanterOne who descants.descenderA person or thing that descends.descendeurA piece of metal around which a rope is passed in order to slow descent when abseilingdescepterTo deprive of a scepter; to deprive of the status of monarch or of authority.deschoolerA practitioner of deschooling.desciclovir(pharmacology) A particular antiviral drug.descramblerSomething that descrambles; a device for decoding a scrambled signal.describerA person who describes.descrierA person who descries.descriptorThat which describes; a word, phrase, etc. serving as a description.desecraterAlternative spelling of desecrator.desecratorA person who profanes or violates the sacredness or sanctity of something.deseederA device for removing seeds.deselectorA factor that tends to exclude something from being selected.desensitiserAlternative spelling of desensitizer.desensitizerAnything that desensitizes.deserializerAn electronic device that takes the serial output of a serializer and converts it back to parallel.deserterOne who is familiar with the desert climate and environment.deserverSomeone who deserves.desexualizer(rare) That which desexualizes.deshopper(chiefly UK, social sciences) A person who practises deshopping.deshuffler(rare) A process or component that deshuffles.desiccatorA closed glass vessel containing a desiccant (such as silica gel) used in laboratories for drying materials or for keeping them dry.desierEye dialect spelling of desire.designatorA person who, or term that, designates.designerA person who designs something, or who designs things as a profession.designerwearClothing created by fashion designers.desilterA piece of equipment used in the petroleum industry to remove silt from the drilling fluid.desilver(transitive) To remove the silver from (an alloy).desilvererA person or machine that desilvers.desirerOne who desires, asks, or wishes.desisterA person who desists.desistorOne who desists, who stops or has stopped doing something.deskbar(graphical user interface) Synonym of deskband.deskillerOne who deskills.deskworkerA person who does deskwork.desmearTo remove debris from a printed circuit board after holes have been drilled in itdesolaterOne who, or that which, desolates or lays waste.desolatorAlternative spelling of desolater.desolderTo remove solder (from)desoldererA device that uses a vacuum to remove solder.desolvatorA device used for desolvationdesorberSomething that promotes desorption, especially one that separates oil and waterdespair(transitive, obsolete) To give up as beyond hope or expectation; to despair of.despairerOne who despairs.despatcherAlternative form of dispatcher.despeckler(computer graphics) A process or algorithm that removes speckles.despikerA device or algorithm for removing spikes of various kinds.despiserOne who despises.despoilerOne who despoils; one who strips by force; a plunderer.desponderOne who desponds.dessicatorMisspelling of desiccator.dessiccatorMisspelling of desiccator.destabiliserAlternative spelling of destabilizer.destabilizerOne who, or that which, destabilizes.destainerAny material used to remove stainsdestemmerA device used for destemmingdestemperObsolete form of distemper.desticker(transitive, rare) To remove a sticker from.destigmatizerOne who destigmatizes.destimulatorOne who or that which destimulates.destonerA device for removing stones.destoorAlternative form of dastur (“Zoroastrian high priest”).destratificatorA ventilation fan that prevents the buildup of warm air near the top of tall roomsdestresserThat which relieves stress.destriperA program or algorithm that removes stripes from an image.destroyerThat which destroys something.destructorOne who destructs.desuckerTo remove the suckers from a plant.desugar(transitive, chiefly food processing) To remove sugar from.desulfur(transitive) to remove the sulfur from something (such as petroleum or flue gases)desulfurizerOne who or that which desulfurizes.desulphur(chiefly British) Alternative spelling of desulfur.desultor(historical) A person skilled at leaping from one horse or chariot to another.desuperheaterA device that reduces the temperature of superheated steam, and recovers useful heat in the processdesynchronizerA device used in desynchronizationdetacherOne who or that which detaches.detackifier(manufacturing, chemistry) A substance added to something in order to reduce its tackiness.detailerOne who gives details of something.detainder(obbsolete, law) A writ.detainer(law) The right to keep a person, or a person's goods or property, against his will; a type of custody.detanglerA conditioner product for removing tangles from hair.detecterAlternative form of detector.detectorA device capable of registering a specific substance or physical phenomenon, and that optionally sounds an alarm or triggers a warning.detemirEllipsis of insulin detemir.deter(transitive) To prevent something from happening.deterger(obsolete) Any substance used for cleaning a wound.deterioratorOne who, or that which, deteriorates.determinatorA determining factor.determinerSomeone or something that determines, or helps to determine, something else.deterrMisspelling of deter.deterrerOne who, or that which, deters.detesterSomeone who detests, a hater.detether(transitive) To disconnect (something previously tethered).dethatcherA device for dethatching, similar to a lawnmower but with vertical rotating blades.dethermalizerA device that alters the aerodynamics of an airplane, glider etc, allowing it to descend quickly but safely, especially when caught in a thermaldethronerOne who dethrones.detinnerA person or organization that carries out detinning.detokenizer(computing) A program or algorithm that detokenizes.detonatorA device used to detonate an explosive device etc.detoother(Uganda) A gold digger; one who cultivates a relationship in the hope of acquiring wealth.detourA diversion or deviation from one's original route.detoxer(informal) A person on detox; somebody attempting to rid themselves of drugs or other unhealthy substances.detoxifierAnything that serves to detoxify.detracterAlternative form of detractor.detractorA person who belittles the worth of another person or cause.detractourObsolete spelling of detractor.detransitionerOne who detransitions.detrouserTo remove the trousers of.detrusor(anatomy) A smooth muscle in the wall of the bladder that relaxes to allow urine to be stored and contracts to expel it; often used attributively.detterObsolete form of debtor.detunerA jet engine test cell exhaust system muffler.detur(US, Harvard University) A prize consisting of a book given to a meritorious sophomore student. The official name is the Detur Prize or Detur Book Prizedeurmekaar(South Africa, derogatory) mixed up; heterogeneous; without a clear single identity or social statusdevaluatorOne who or that which devaluates.devaluerOne who, or that which, devalues.devastatorone who devastates.deveinerA small knife used to remove the colon from the back of shrimp.developerA person or entity engaged in the creation or improvement of certain classes of products.developper(non-native speakers' English) Misspelling of developer.deviatorThat which deviates, or causes deviationdeviometerSynonym of strabismometer.devirginatorOne who devirginates; a deflowerer.devirginizerSomeone who devirginizes.deviserA person who devises something; a planner or inventor.devisor(law) A testator.devoir(archaic, often in plural) Duty, business; something that one must do.devolatilizerAny material added to something to reduce its volatility, or a machine accomplishing the same.devolverA devolutionist.devoterOne who devotes or commits something to a cause, etc.devotor(obsolete) A worshipper; someone given to devotion.devour(transitive) To eat quickly, greedily, hungrily, or ravenously.devourerOne who devours.devoutercomparative form of devout: more devoutdevulcanizerA machine that devulcanizes.dewarA vacuum flask; a vessel which keeps its contents hotter or cooler than their environment without the need to modify the pressure, by interposing an evacuated region to provide thermal insulation between the contents and the environment.dewaterTo remove water from.dewatererA machine for removing water.dewhiskerTo remove the whiskers fromdewiercomparative form of dewy: more dewydewormerMedicine used in deworming an animal.dewwaterAlternative spelling of dew water.dexdomitorThe veterinary drug dexmedetomidinedexter(archaic outside heraldry) Right; on the right-hand side. (In heraldry, specifically the bearer's right, which is the viewer's left.)dextramerAny of a group of multimers derived from dextrandextranomerA cicatrizant used in dressings and to treat faecal incontinence.dextrocular(of a person) Having the right eye dominant over the left eye.dhampir(mythology, fiction, fantasy) A half-human, half-vampire hybrid.dhampyrAlternative form of dhampir.dhikr(Sufism) A Sufi Islamic prayer whereby a phrase or expression of praise is repeated continually.dhoorAlternative form of dhur (“unit of area”).dhuhr(Islam) The midday Islamic prayer.dhungar(cooking) A Rajput method of smoking food that uses ghee dripped onto a live coal.dhurA unit of area in parts of Asia, one twentieth of a katha.diabetometer(historical) A device for estimating the sugar content of a diabetic urine sample.diaconcentratorThe device used in diaconcentrationdiafilter(transitive) To filter using diafiltration.diagnoserThat which diagnoses, especially an artificial intelligence software component.diagometerA kind of electroscope in which the dry pile is employed to measure the amount of electricity transmitted by different bodies, or to determine their conductive power.diagonalizer(radio) A device that diagonalizes the branches of radio antenna in order to reduce fadingdiagrammer(computing) A software program for constructing diagrams.dialerA person or device that dials, as using a telephone.diallerAlternative form of dialer.dialogerAlternative form of dialoguer.dialoguerA participant in a dialogue.dialpainterOne who paints dialsdialyserAlternative form of dialyzer.dialyzer(medicine) The part of a hemodialysis machine that performs filtration by unequal diffusion through membranesdiameter(geometry) The length of such a line.diaperTo put diapers on someone.diaperfur(countable) A furry fictional character, usually older than a young child, who wear diapers.diaphanometer(archaic) An instrument for measuring the transparency of a fluid, such as a Secchi disk.diapir(geology) An intrusion of a ductile rock into an overburden.diaster(biology) A double star; applied to the nucleus of a cell, when, during cell division, the loops of the nuclear network separate into two groups, preparatory to the formation of two daughter nuclei.diastereoisomer(physical chemistry) A stereoisomer having multiple chiral centres; a diastereoisomer cannot normally be superimposed on the mirror image of another.diastereomer(chemistry) Alternative form of diastereoisomer.diazoester(organic chemistry) Any diazo derivative of an ester, especially one in which the two groups are adjacentdiazoketoester(organic chemistry) Any diazo derivative of a ketoesterdibberA tool with a handle on one end and a point on the other, used in the garden to poke holes in preparation for planting seeds, bulbs, etc.dibblerA small mouse-like marsupial, (Parantechinus apicalis), of southwest Western Australia.dicemakerA manufacturer of dice.dicerA gambler who plays dice.diciercomparative form of dicey: more diceydicker(intransitive) To bargain, haggle or negotiate over a sale.dickererOne who dickers; a bargainer or haggler.dickfucker(slang, derogatory, offensive, vulgar) Term of abuse.dickiercomparative form of dicky: more dickydicklicker(very uncommon, literally) A person who licks penises: one who performs fellatio.dickrider(derogatory or offensive, slang, vulgar) A subservient or obsequious person.dickster(vulgar, slang, derogatory or offensive) Term of abuse.dicksucker(vulgar, colloquial, literal) One who performs fellatio.dicluster(physics, chemistry) A closely-associated pair of clustersdicopper(inorganic chemistry) Two copper atoms in a moleculedictaterOne who dictates; one who gives dictation.dictatorA totalitarian leader of a country, nation, or government.dictatourObsolete form of dictator.didapperA small diving water bird frequenting rivers and fresh waters, specifically a little grebe or dabchick.didascalarArchaic form of didascalic.didder(dialect, intransitive) To rattle or shiver.diddlerA person who diddles; a cheat or swindler.didecamerA dimer formed from two decamersdideoxysugar(biochemistry) Any deoxysugar having two deoxy- groupsdidgeridooer(music) Someone who plays the didgeridoodiductorA divaricator muscle in arthropomatous brachiopodsdiemakerSomeone who makes dies (devices for cutting shapes).dienerA morgue worker responsible for handling, moving, and cleaning the corpse.diesinkerAn engraver (person) of dies for stamping coins, medals, etc.diester(organic chemistry) any organic compound containing two ester functional groupsdieterA person who diets, usually in an effort to lose weight.diether(organic chemistry) Any organic compound having two ether functional groups.differ(intransitive) Not to have the same traits or characteristics; to be unalike or distinct.differentiatorAnything that differentiates, or causes differentiation (in any sense); a distinguishing feature.diffractometerA device that uses diffraction (especially X-ray diffraction) to investigate the structure of matter.diffractorThat which diffracts.diffusercomparative form of diffuse: more diffusediffusorAlternative form of diffuser.difractometerMisspelling of diffractometer.digesterOne who, or that which, digests.digestorDated spelling of digester.diggerA large piece of machinery that digs holes or trenches.dightercomparative form of dight: more dightdigipeater(radio) A digital repeater.digitiserAlternative spelling of digitizer.digitizerA device that digitizes.digorA traditional sport of Bhutan, resembling shot put.diheteromerA dimer composed of two different monomersdikerOne who digs or works on dykes; a ditcher.diketoester(organic chemistry) An ester of a diketoaciddilapidatorOne who dilapidates; a person causing dilapidation.dilatator(anatomy) A muscle that dilates any part; a dilator.dilaterOne who, or that which, dilates, expands, or enlarges.dilatometerAn instrument used to measure the expansion of solids and liquids when heated, or when subjected to some other physical process.dilator(anatomy) Any nerve or muscle that causes part of the body to dilate.dillerOnly used in killer dillerdillwaterA liquid produced by infusing dillseed in water (generally used medicinally, particularly to treat colic or flatulence in infants).dilophosaur(paleontology) Any theropod of the genus Dilophosaurus from the Jurassic, distinguished by having two plates on its head.dilucularOf or pertaining to dawn.diluterA substance used for diluting.dilutorAlternative form of diluter.dimber(obsolete, UK, thieves' cant) Pretty; neat.dimensionerA weight and volume measuring device or machine for measuring three-dimensional or cuboidal objects such as parcels, cartons or boxes.dimer(chemistry) A molecule consisting of two identical halves, formed by joining two identical molecules, sometimes with a single atom acting as a bridge.dimerizer(organic chemistry) Any compound that facilitates the formation of a dimer.dimeter(poetry) A line in a poem having two metrical feet.dimethyletherAlternative form of dimethyl ether.diminisherOne who, or that which, diminishes something.dimmerA rheostat that is used to vary the intensity of a domestic electric lightdimodularHaving two modulesdinar(numismatics) The official currency of several countries, including Algeria, Bahrain, Iraq, Jordan, Kuwait, Libya, Serbia, Tunisia and (as denar) North Macedonia.dinerSomeone who dines.dingbatter(North Carolina) An uplander who has come to eastern North Carolina.dingerA bell or chime.dingiercomparative form of dingy: more dingydingirAny Sumerian deity.dinglehopper(informal) Something that one does not readily recall the name of.dinkerAgent noun of dink; one who dinks.dinkiercomparative form of dinky: more dinkydinnerThe main meal of the day, often eaten in the evening.dinnerwearFormalwear to be worn for dinner.dinor(biochemistry) A taraxastane from which two methyl groups have been removed.dinosaur(figuratively, colloquial) Anything no longer in common use or practice.dinuclearHaving two nuclei.diodelaser(physics) A laser diodediopterThe dioptre adjustment mechanism of a pair of binoculars or of a camera viewfinder.dioptometerAn instrument used to measure ocular refraction, in order to prescribe corrective lenses.diovularAlternative form of biovular.dipcoaterA device used in dipcoatingdiplanar(mathematics) Having two planes.diplexer(broadcasting) A passive device that implements frequency domain multiplexing.dipnetterOne who fishes with a dip net.dipolar(physics) Having north and south magnetic poles.dipperOne who, or that which, dips (immerses something, or itself, into a liquid).dipsectorAn instrument for observing the dip of the horizon.dirAbbreviation of direction.directercomparative form of direct: more directdirectorA member of a board of directors.directourObsolete form of director.dirercomparative form of dire: more diredirigomotor(obsolete, physiology) That controls or directs motor musclesdirtbikerA person who rides a dirtbike.dirtiercomparative form of dirty: more dirtydirtsider(science fiction, often derogatory) Someone who lives on the surface of a planet or moon, as opposed to in space.disablerOne who, or that which, disables.disabuserOne who disabuses.disaggregatorAnything that carries out disaggregationdisagreerOne who disagrees.disallowerOne who disallows or forbids.disambiguatorAnything that serves to disambiguate.disanchor(obsolete, ambitransitive) To raise the anchor of, as a ship; to weigh anchor.disannullerOne who disannuls.disappear(intransitive) To vanish.disappearerOne who disappears.disappointerOne who or that which disappoints (all senses).disapproverOne who disapproves.disarmerA proponent of disarmament.disarrangerOne who disarranges.disarticulator(surgery) An instrument to disarticulatedisassembler(computing) A computer program that examines another computer program and attempts to generate assembly language source code that would, in theory, reproduce the target program.disassociatorOne who or that which disassociates.disasterAn unforeseen event causing great loss, upset or unpleasantness of whatever kind.disavowerOne who disavows.disbanderOne who disbands something.disbar(transitive) To exclude (a person) from something.disbelieverOne who disbelieves; one who does not believe.disbudderOne who or that which disbuds.disburserOne who disburses money.discarderOne who, or that which, discards.disceptator(obsolete) One who arbitrates or decides; a judge.discerA kind of disc harrow.discernerOne who, or that which, discerns, distinguishes, or judges.discerptor(formal, rare) A person who pulls something apart; a person who divides or separates.dischargerSomeone or something that discharges something, such as pollution or a firearmdiscipler(Christianity) One who disciples.disciplinerAgent noun of discipline: one who disciplines.discipularOf or relating to a disciple.disclaunderAlternative form of disslander.discloserA person who disclosesdiscocellular(entomology) One of several short transverse veins forming the distal edge of the discal cell in the wing of a lepidopteran insect.discoerA person who goes to discos.discographerOne who compiles a discography.discohexaster(zoology) A sponge spicule with six rays octahedrally arranged, ending with disks.discolor(American spelling) To change or lose color.discolorerOne who discolours.discolourBritish and Canadian standard spelling of discolor.discolourerRare spelling of discolorer.discombobulatorOne who or that which discombobulates.discomforterOne who causes discomfort.discommenderOne who discommends.disconcurto disagree with a statement or actiondisconnector(electrical engineering) A switching device used to open an electric circuit when there is no current through it. They are used to isolate a part of an electrical system to allow the maintenance staff a safe access to it.disconsider(transitive) To fail or cease to consider; to disregard.discontinuerOne who discontinues, or breaks off or away from; an absentee.discontinuorArchaic form of discontinuer.discountenancerOne who discountenances.discounterA vendor of discount goods.discouragerOne who discourages.discourserSomeone who discourses; a narrator or speaker.discover(transitive) To find or learn something for the first time.discovererOne who discovers: a person who has discovered something.discowearClothing to be worn at discos.discreditorOne who discredits.discretizerA process or algorithm that discretizes.discriminatorA person who discriminates, as:discumber(archaic, transitive) To disencumber.discusserA person who discusses.disdainerOne who disdains.disdarAlternative form of dizdar.disdrometerAn instrument used to measure the drop-size distribution and velocity of falling hydrometeors.disectorA device that counts objects in three dimensions (two orthogonal planes)disembarkerOne who disembarks.disembitter(transitive) To free from bitterness, remove bitternessdisembowelerAlternative form of disemboweller.disembowellerOne who disembowels.disempowerTo strip power from (someone or some group), as:disenamorUS standard spelling of disenamour.disenamour(transitive) To free from being in love; to cause to fall out of love.disenchanterOne who disenchants.disencumber(transitive) To remove an encumbrance or burden from (someone or something); unburden.disendowerOne who disendows.disenfranchiserOne who disenfranchises.disengagerOne who, or that which, disengages.disentangler(physics) Any device or system that removes entanglement.disenterObsolete spelling of dissenter.disequalizerOne who or that which makes unequal.disestablisherOne who disestablishes.disesteemerOne who disesteems.disfavor(American spelling) Alternative form of disfavour.disfavorerAlternative form of disfavourer.disfavourLack of favour; displeasure.disfavourerOne who disfavours.disfigurerOne who disfigures.disflavorTo (negatively) change the flavour of.disflavourBritish standard spelling of disflavor.disfranchiserOne who disfranchises.disgorger(fishing) A device used to remove a hook from the mouth of a fishdisgracersomeone who disgraces.disguiserA person or thing that disguises.disheartenerOne who or that which disheartens.disheir(obsolete, transitive) To disinherit.disher(figurative) One who dishes out or dispenses anything.disheritor(obsolete, law) A disinheritordishlicker(Australia, slang) A greyhound.dishmakerA manufacturer of dishes.dishonnourObsolete form of dishonour.dishonorAmerican standard spelling of dishonour.dishonorer(American spelling) Alternative form of dishonourer.dishonourShame or disgrace.dishonourerOne who dishonours.dishornerOne who dishorns an animal.dishowner(telecommunications) A person who owns a satellite dish.dishumorAlternative form of dishumour.dishumour(obsolete, transitive) To deprive of humour or desire; to put out of humour.dishwasherA machine for washing dishes.dishwaterWater that dishes and cooking utensils have been washed in.dishwiper(slang, chiefly New England) A dish towel.disillusionizerOne who disillusionizes.disilver(chemistry, especially in combination) Two silver atoms in a compounddisimbitterArchaic form of disembitter.disinfecterAlternative form of disinfector.disinfectorSomeone or something that disinfects.disinformerOne who disinforms.disinheritorOne who disinherits.disinhibitorSomething that reduces one's inhibitions, making one act more impulsively.disintegratorOne who, or that which, disintegrates.disinter(transitive) To take out of the grave or tomb.disintermediatorOne who carries out disintermediation.disinvestorOne who disinvests.disjoinerOne who or that which disjoins.disjunctor(biology) A small, temporary body between the conidia of some fungi.diskerAlternative form of discer.dislikerOne who dislikes.dislocatorSomething that dislocatesdislodgerOne who, or that which, dislodges.dismantlerOne who dismantles.dismayerOne who dismays.dismember(transitive) To remove the limbs of.dismembererOne who, or that which, dismembers.dismembranatorSynonym of dismembrator.dismembratorA device that removes the membrane from liquid.dismisserOne who dismisses.dismounterOne who dismounts.dismutator(biochemistry) Any substance that produces dismutationdisobeyerOne who disobeys.disobligerOne who disobliges.disorderAbsence of order; state of not being arranged in an orderly manner.disordererOne who disorders.disorganiserAlternative form of disorganizer.disorganizerSomeone or something that disorganizes, or causes disorder and confusion.disour(obsolete) A professional storyteller or joker.disownerOne who disowns.dispair(transitive, uncommon) To separate (a pair).disparagerOne who disparages.dispatcherAgent noun of dispatch; one who dispatches.dispauper(historical, law, transitive) To deprive of the claim of a pauper to public legal support; to deprive of the privilege of suing in forma pauperis.dispellerOne who, or that which, dispels.dispender(Early Modern, obsolete) A steward or treasurer.dispensatorA distributor; someone who dispenses.dispenserSomething or someone that dispenses things.dispeoplerOne who, or that which, dispeoples; a depopulator.disperser(chemistry) A substance that stabilizes a dispersion; an emulsifier.dispersometer(physics) A device that measures optical dispersion.displacerOne who, or that which, displaces.displayerOne who, or that which, displays.displeaserOne who displeases.disponer(law, Scotland, historical) Someone who legally transfers their own property to another.disposerOne who or that which disposes or disposes of something.dispositor(obsolete) A disposer.dispossessorOne who dispossesses.dispraiserSomeone who blames or criticises.dispreader(archaic, rare) Someone who spreads or propagates.disprefer(transitive, chiefly linguistics) To favor or prefer (something) less than the alternatives.disproverOne who, or that which, disproves.disputatorOne who takes part in a dispute; a disputant or debater.disputerOne who disputes.disqualifierOne who, or that which, disqualifies.disquieterOne who, or that which, disquiets, or makes uneasy; a disturber.disquisitorA person who makes a disquisition; an inquirer or investigator.disregarderOne who disregards.disremember(chiefly US dialectal) To fail to remember; to forget.disrepairThe state of being in poor condition, in need of repair.disrespecterOne who disrespects.disrespectorAlternative form of disrespecter.disroberOne who disrobes.disrupterSomeone or something that disrupts.disruptorAlternative spelling of disrupter.dissatisfierOne who, or that which, dissatisfies.dissaverOne who dissaves (spends more than is earned).dissecterAlternative form of dissector.dissectorOne who dissects; an anatomist.disseisorAlternative form of disseizor.disseizor(law) One who wrongfully disseizes, or puts another out of possession of a freehold.dissemblerSomeone who dissembles.disseminatorOne who, or that which, disseminates.dissenterSomeone who dissents (disagrees), especially from an established church.dissertatorSomeone who writes or performs a dissertation or speech.disseverTo separate (two or more things); to split apart (something).dissimilarNot similar; unalike; different.dissimilatorOne who dissimilates.dissimulatorOne who dissimulates.dissimuler(obsolete) A dissembler.dissipaterAlternative form of dissipator.dissipatorOne who, or that which, dissipates something.disslander(obsolete) Slander.dissociator(chemistry) A reaction vessel in which a dissociation reaction takes place.dissolverOne who, or that which, dissolves or dissipates.dissuaderOne who dissuades.dissunder(obsolete, transitive) To separate; to break apart; to destroy.distaffer(horse racing) A horse that races in a distaff (race for female horses only).distaliserAlternative form of distalizer.distalizerA device that distalizes (especially teeth)distancer(psychology) A person who tends to maintain emotional distance and detachment.distemper(veterinary medicine, pathology) A viral disease of animals, such as dogs and cats, characterised by fever, coughing and catarrh.distempererOne who paints with distemper.distenderOne who, or that which, distends.dister(obsolete) To banish or drive from a country.distillerA device or apparatus that distills, a condenser; a still.distinctorThat which makes or marks a distinction.distinguisherOne who, or that which, distinguishes.distoangular(dentistry) Angled backward, towards the rear of the mouth.distoanteriordistal and anteriordistomerThe less pharmacologically active of the enantiomers of a drug.distomolar(dentistry) A supernumerary tooth located posterior to the third molar toothdistopalmarRelating to the bottom of the palm (or similar appendage)distoplantar(anatomy) distal and plantardistoposterior(anatomy) distal and posteriordistorterOne that distorts.distovestibulardistal and vestibulardistrAbbreviation of distribution.distracterThat which distracts, or serves as a distraction.distractorAlternative spelling of distracter.distrainerAlternative form of distrainor.distrainor(obsolete, law) Someone who distrains; the party distraining goods or chattels.distresserOne who or that which distresses.distributer(rare) Alternative form of distributor.distributorOne who or that which distributes.distributourObsolete form of distributor.distrusterSomeone who distrusts.disturberSomeone or something that disturbs; a disrupter.disulfur(inorganic chemistry, in combination) Two atoms of sulfur in a compound.disulphurAlternative spelling of disulfur.disuniterOne who, or that which, disunites.ditanderArchaic spelling of dittander.ditchdiggerOne who digs ditches.ditcherOne who digs ditches.ditchfinder(UK, automotive, slang) A poor-quality tyre for a car, usually one made and sold cheaply.ditchwaterThe stagnant water that collects in a ditch.dither(literally) To tremble, shake, or shiver.dithererOne who dithers; one who is unable to decide; a procrastinator.dithioether(organic chemistry) Any organic compound having two thioether functional groups.dithiopyrThe herbicide S,S-dimethyl 2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3,5-pyridinedicarbothioate.dittanderA peppergrass of species Lepidium latifolium, native from Iberia to the Himalayas, introduced elsewhere.ditziercomparative form of ditzy: more ditzydivaricator(zoology) One of the muscles that open the shell of a brachiopod; a cardinal muscle.divebomberAlternative form of dive bomber.divedapperAlternative form of didapper.divekeeperThe proprietor of a seedy bar or tavern.divemasterA person responsible for a group of underwater divers.diverSomeone who dives, especially as a sport.divergerOne who, or that which, diverges.diversifierOne who or that which diversifiesdiverterA person or thing that diverts.diverticular(anatomy) Of or pertaining to the diverticulum.divertorAlternative form of diverter.divesterOne who divests.divestorAlternative form of divester.divewearItems of clothing appropriate for diving.dividerOne who or that which divides or separates.divinatorOne who practices or claims to practice divination; a diviner.divinerOne who foretells the future.divinorObsolete form of diviner.divinour(rare) Obsolete spelling of diviner.divisioner(in combination) A member of a specified division.divisor(arithmetic) In an expression involving division, the number by which another number is being divided.divorcerThe person or cause that produces or effects a divorce.divulgater(archaic) One who divulges.divulgatorAlternative spelling of divulgater.divulgerOne who divulges something.divulsor(surgery) An instrument used for dilating the urethra or other canaldizdar(now historical) The commander of a castle or fortress in the Ottoman Empire.dizziercomparative form of dizzy: more dizzydoaterObsolete spelling of doter.dobber(Australia, UK, derogatory) One who dobs (someone) (informs against them or implicates them to authority).dockerOne who performs docking, as of tails.docketerOne who dockets.docklanderAn inhabitant of the docklands.dockmasterSomeone in charge of a dock, or of docking.docksiderA boat shoe often used as casual footwear.dockwalloperAlternative form of dock walloper.dockworkerA person who works on the dock of a harbor or shipyard, usually employed to load or unload freight.doctorA person who has attained a doctorate, such as a Ph.D. or Th.D. or one of many other terminal degrees conferred by a college or university.doctorerOne who doctors.doctourObsolete form of doctor.documemoirA memoir taking the form of a documentary.documenterOne who documents somethingdocumentorAlternative form of documenter.dodder(intransitive) To shake or tremble as one moves, especially as of old age or childhood; to totter.doddererSomebody who dodders.dodecamerAn oligomer having twelve subunits.dodecameter(poetry) A complex line that consists of twelve metric feet.dodgeballerA player of dodgeball.dodger(countable) Someone who dodges (avoids something by quickly moving).dodgiercomparative form of dodgy: more dodgydoerSomeone who does, performs, or executes; an active person, an agent.dofferA worker who replaces full bobbins by empty ones on the throstle or ring frames. The job was often done by children.dogcatcher(US, Canada) A person whose job is to catch and remove stray dogs.dogdoctorAlternative form of dog doctor.dogearAlternative form of dog-ear.dogeaterSomeone or some animal that eats dogs.dogfighterPerson who competes in dogfighting.dogfluencer(informal) An influencer who is a dog.dogfucker(slang, derogatory, offensive, vulgar) A term of abuse.dogfur(often used attributively to modify other nouns) Alternative spelling of dog fur.doggerA two-masted fishing vessel, used by the Dutch until around the 18th century.doggerelizerA writer of doggerel.dogloverSynonym of cynophile (“Someone who loves dogs.”).dogmatiserAlternative form of dogmatizer.dogmatizerOne who dogmatizes; a bold asserter.dognaperAlternative spelling of dognapper.dognapperAgent noun of dognap; one who dognaps.dogooderAlternative spelling of do-gooder.dogpiler(Internet) One who dogpiles; one of a group of posters who pile on another in criticism.dogrobberAlternative form of dog robber.dogsitterOne who acts as babysitter for a dog in the owner's absence.dogsledderOne who rides a dogsled.dogstarAlternative form of Dog Star.dogswearAlternative form of dogwear.dogtorA veterinarian who treats dogs.dogwalkerOne who walks a dog or dogs, sometimes on a professional basis.dogwater(video games, slang) Extremely bad or unskilled (especially at a video game); trash.dogwear(rare) Clothing worn by dogs.doinker(slang) A cannabis cigarette.doiter(obsolete, intransitive) To be old and infirm; to tremble in movement or ramble in speech, as in old age.dojigger(informal) A thing whose name is not known; a whatsit or doohickey.dolebludgerAlternative spelling of dole bludger.dolichosaurAny of the genus †Dolichosaurus of extinct squamate reptiles.dollar(by extension) Money generally.dollierOne who dollies.dollmakerA maker of dolls.dolor(American spelling) Alternative spelling of dolour.dolorimeterA device used for measuring pain.dolour(countable, economics, ethics) In economics and utilitarianism: a unit of pain used to theoretically weigh people's outcomes.dolutegravir(pharmacology) An integrase inhibitor used to treat HIV infections.domainerAn individual or company that engages in the buying, selling, marketing, monetization and publishing of Internet domain names.domajigger(informal) Something that one does not know the name of.domesticatorOne who domesticates.domiciliarPertaining to a home or domicile; domiciliary.dominatorOne who, or that which, dominates.dominatourObsolete form of dominator.domineckerA Dominique (breed of chicken).domineer(transitive) To rule over or control arbitrarily or arrogantly; to tyrannize.domineererOne who domineers.dominickerA Dominique (breed of chicken).domnitor(historical) A ruling prince of Romania between 1862 and 1881.donair(Canada) A Nova Scotian variant of the doner kebab, including breadcrumbs and spices, and served with a sweet sauce made from evaporated milk, sugar, vinegar, and garlic.donaterOne who donates.donator(rare) Donor, one who donates.donatourObsolete form of donator.donder(transitive, South Africa, slang) To beat up, to thrash.donger(Africa, Australia, British, informal) The penis.donkeyfucker(slang, rare, offensive, vulgar) Term of abuse.donkeypower(humorous) A unit of power equal to 250 watts, or about one-third of a horsepower.donner(South Africa, slang) To beat up; clobber; thrash.donnickerAlternative form of donniker.donniker(slang) A toilet.donorOne who makes a donation.donourObsolete form of donor.doober(US, slang) A thingamajig; a whatchamacallit.doodlebugger(slang) A dowser searching for subterranean natural resources such as water or oil.doodlerA person who doodles.doofer(Australia, slang) A participant in a doof (“outdoor dance party held in remote bushland or on the outskirts of a city”).doojiggerthingy, thingamajig.dooker(Scotland, in the plural) Swimming trunks.doomburAlternative form of dumba (“fat-tailed sheep”).doomerOne who believes that petroleum depletion will inevitably lead to a severe recession or depression, followed by a Malthusian catastrophe.doomsayerOne who makes dire predictions about the future; one who predicts doom.doomscrollerA person who engages in doomscrolling.doomsdayerSynonym of doomsayer.doomsterSomeone who predicts doom.doomwatcherA person with a pessimistic outlook on the future.door(metonymic, chiefly in the plural) A building with a door, especially a house.doorbusterAn unusually low sale price, typically offered by a retailer on a limited number of items for a limited time, often on prominent shopping days, such as the day after Thanksgiving in the US.doorhangerAlternative form of door hanger.doorkeeperThe person in charge of an entryway, sometimes responsible for security in the immediate area around the entryway.doorknocker(architecture) A knocker mounted on a door.doormakerSomeone who makes doors.doorstepperOne who doorsteps, or corners somebody for an unexpected interview.doorstopperA doorstop: a device for halting the motion of a door.doover(Australia) Alternative form of doofer.doozerAlternative form of doozy.doper(derogatory) One who uses performance enhancing substances for competitive gain, especially illegally.dopester(slang) A member of a street gang who sells drugs.dopiercomparative form of dopey: more dopeydoppelgangerA ghostly double of a living person, especially one that haunts such a person.dopplegangerMisspelling of doppelganger.doppler(meteorology, military, by ellipsis, informal) Ellipsis of Doppler radar.dorAny of species Geotrupes stercorarius of large European dung beetles that make a droning noise while flying.dorkwear(colloquial) Clothing befitting a dork.dormer(architecture) A room-like, roofed projection from a sloping roof.dorrA dor, or dorbeetle.dorsarA piece of tapestry intended to hang over the back of a chair.dorserAlternative form of dosser (a basket).dorsiflexor(anatomy) A muscle that causes dorsiflexion when it contractsdorsilumbarAlternative form of dorsolumbar.dorsoanterior(anatomy) dorsal and anteriordorsolumbar(anatomy) dorsal and lumbardorsomedioposterior(anatomy) dorsal and medioposteriordorsomotor(anatomy, biology) Describing dorsal motor functionsdorsopalmarRelating to the top of the palm (or similar appendage)dorsoplantar(anatomy) Both dorsal and plantardorsoposterior(of a fetus) Having its back oriented towards the back of its motherdorsoscapularRelating to the back and the scapula.dorsoulnar(anatomy) Relating to the back and ulna.dorter(historical) A bedroom or dormitory, especially in a monastery.dortoirAlternative form of dorter.dortourAlternative form of dorter.dosemeterAlternative form of dosimeter.doserOne who administers a dose.doshpuluurA long-necked plucked lute with two or three strings, of Tuvan origin, characterized by a skin head on both sides of the square wooden body.dosimeterA device used to measure a dose of ionizing radiation.dosser(British, Ireland) Someone who dosses, someone known for avoiding work.dossierA collection of papers and/or other sources, containing detailed information about a particular person or subject, together with a synopsis of their content.dotarAlternative form of dotara.dotcomerAlternative form of dot-commer.dotcommerAlternative form of dot-commer.doterSynonym of dotard (“old person with impaired intellect”).dotterAn instrument for drawing dots.douanierA French customs officer.douarA camp or village of tents in a North African country.doubledeckerAlternative spelling of double-decker.doublegangerA doppelganger.doubleheaderAlternative form of double-header.doublenigger(Internet slang, offensive) A term of abuse.doublerOne who doubles.doublespeakerOne who engages in doublespeak.doubletalkerAlternative form of double talker.doubterOne who doubts.doubtmongerOne who sows doubts in the minds of others.douceurSweetness of manner: agreeableness, gentleness.doucheburger(vulgar, slang, humorous) A rude, obnoxious, or contemptible person.doucher(slang, humorous) A douchebag; a contemptible person.douchetuber(Canada, US, Internet slang, vulgar, often humorous, now ironic) A YouTuber who is arrogant, rude or obnoxious; a douchebag, especially one who flaunts their wealth, carries out pranks in poor taste, or engages in fraudulent activities.doucker(UK, archaic, dialect) Any of a number of swimming birds that dive underwater:dougher(obsolete) A baker.doughiercomparative form of doughy: more doughydourStern, harsh and forbidding.douserOne who, or that which, douses (extinguishes, especially with water).doutarAlternative form of dutar.douter(obsolete or historical) An extinguisher for candles.douzenier(Guernsey) A member of a douzaine.douzepeerAlternative spelling of douzeper.douzeper(by extension) A person considered to be like or in the model of Charlemagne’s peers; someone considered a great hero or paladin.dovetailerOne who or that which dovetails.dowagerA widow holding property or title derived from her late husband.dowarAlternative form of douar.dowdiercomparative form of dowdy: more dowdydower(law) The part of or interest in a deceased husband's property provided to his widow, usually in the form of a life estate.dowitcherAny of three long-legged and long-billed migratory wading birds in the genus Limnodromus of the family Scolopacidae.downalator(humorous, informal, rare) an escalator going downwardsdownbear(transitive) To bear, bring or carry down.downblouserA person who takes downblouse photographs or video footage.downcoilerA machine that winds hot-rolled steel strips onto a high-temperature mandrel.downcomerA pipe to conduct something downwards.downconverterAny electronic device that accomplishes downconversiondownerA livestock animal that has collapsed.downfeatherAlternative form of down feather.downgraderThat which downgrades.downhillerSomeone who is traveling downhill.downiercomparative form of downy: more downydownloaderSomeone who downloads files from the Internet.downlookerAny of various snipe flies of the genus Rhagio.downplayerOne who, or that which, downplays.downpointer(computing theory) A pointer in a hierarchical data structure that points to the node that is down from the current node.downpourA heavy fall of rain.downregulatorA regulator that involves downregulation.downrigger(fishing) A large reel of heavily weighted steel wire fishing line used to fish with trolled bait at great depths.downriverCloser to the mouth of a riverdownsamplerA process or algorithm that downsamples.downscalerSomeone or something which downscales.downshifterA person who makes a transition to a less pressured or demanding career or lifestyledownsizerOne who, or that which, downsizes.downslur(music) A slur in which the pitch of the note descends.downstair(dated) downstairsdownstaterA person from downstate; usually specifically a person from downstate New York.downstreamerA person who lives downstream.downtoner(linguistics) An element of language that tones something down.downtownerSomeone from downtown.downvoter(Internet, Reddit) One who downvotes.downwinderA person (or community) that lives downwind from a potential hazard (such as a nuclear power station)dowserA divining rod used in searching for water, ore, etc.; a dowsing rod.doxerAlternative form of doxxer.doxographerA classical historian who describes the opinions of Ancient Greek philosophers and scientists.doxxerOne who doxxes.doziercomparative form of dozy: more dozydr(accounting) Abbreviation of debtor, debit.draadsitter(South Africa, chiefly politics) A fence sitter.drabberA hair product that works against natural colour to make the hair more drab.drabbler(historical, nautical) A piece of canvas laced to the bonnet of a sail, to give it a greater depth or more drop.drafterA person who prepares technical drawings and plans.draftiercomparative form of drafty: more draftydrageoirA box for sweets.draggerSomething that drags.dragonmaster(fantasy) One who has the ability to control dragons; someone with mastery over dragons.dragonrider(fantasy) One who rides a dragon.dragonslayerOne who slays a dragon.dragoonerOne who dragoons; a coercer.dragsterA heavily modified or custom-built vehicle used in drag racing.drainerThat which drains.drainmakerSomeone who makes drains.dramamonger(derogatory, rare) Somebody who provokes drama.dramatiserAlternative form of dramatizer.dramatizerOne who dramatizes.drammerA drinker of drams.dramseller(archaic) Someone who sells distilled liquors by the dram or glass.dramshopkeeperThe shopkeeper of a dramshop.draperOne who sells cloths; a dealer in cloths; a textile merchant.draughterAlternative spelling of drafter.draughtiercomparative form of draughty: more draughtydraugr(Norse mythology) An undead creature from Norse mythology, an animated corpse that inhabits its grave, often guarding buried treasure.drawbar(rail transport) A bar of iron with an eye at each end, or a heavy link, for coupling a locomotive to a tender or car.drawcansir(now rare) A blustering, bullying person; a braggart.drawerAn open-topped box that can be slid in and out of the cabinet that contains it, used for storing clothing or other articles.drawgear(countable) A harness for draught horses.drawlerOne who drawls.drawmaster(curling) The person who assigns teams to different sheets, sets starting times, assigns players to teams in casual play, etc.drawoverProposed changes that are sketched over the top of an existing drawing.dreaderOne who dreads.dreamcatcherA decorative Native American object in the form of a hoop and net with attachments such as feathers, traditionally believed by the Ojibwa to “filter out” bad dreams.dreamerOne who dreams.dreamiercomparative form of dreamy: more dreamydreamster(rare) One who dreams; a dreamer.dreamworkerA person who attempts to discover the deeper meaning that might be contained in his or her own, or another person's, dreams.drear(poetic, literary) Dreary.dreariercomparative form of dreary: more drearydredger(nautical) A vessel equipped for the removal of sand or sediment from the seabed.dreikanter(petrology) A type of pebble that has three curved faces formed by wind-blown sand.drencherOne who, or that which, drenches.drepanosaurAn extinct reptile of the family Drepanosauridae.dresser(UK) An item of kitchen furniture, like a cabinet with shelves, for storing crockery or utensils.dressiercomparative form of dressy: more dressydressmakerA person who makes tailor-made women's clothes.dresswearclothing for formal social eventsdreverA short-legged scenthound of a Swedish breed.dribber(obsolete) One who dribs; an archer who shoots weakly or badly.dribblerA person who dribbles (salivates excessively).drider(fantasy) A monstrous hybrid of a drow or other dark elf and a spider, with a humanoid (vertical) upper body and an arachnid opisthosoma forming the (horizontal) lower part.driercomparative form of dry: more drydrifter(sometimes derogatory) A person who moves from place to place or job to job.driftiercomparative form of drifty: more driftydrillerOne who drills.drillmasterOne who trains others in something.drinkerAgent noun of drink; someone or something that drinks.drinkometerAn instrument used in scientific experiments to measure the amount that an animal drinks.drinkwaterPotable water; water intended for drinkingdripperAgent noun of drip: one who drips.dripwaterwater that drips from the roof of a cave, typically forming a stalactitedrivelerOne who drivels.drivellerSomeone who drivels.driverOne who drives something.drizzlerA kitchen utensil with a handle and a head appropriate for drizzling a viscous liquid, such as honey.drogerAlternative form of drogher.droggerAlternative form of drogher.drogherA West Indian coasting vessel, with long masts and lateen sails.drollercomparative form of droll: more drolldromaeosaurAny bird-like theropod dinosaur of the family Dromaeosauridae.dromeosaurAlternative spelling of dromaeosaur.dromometer(nautical, historical) An instrument affixed to the side of a ship, measuring the distance travelled.dronerOne who drones.droolerA person or animal who drools.drooperOne who, or that which, droops.dropbearAlternative form of drop bear.dropkickerOne who dropkicks.dropmaster(military) A person in charge of dropping items (equipment, weapons, or parachutists) out of an aircraftdropperA utensil for dispensing a single drop of liquid at a time.dropshipper(business) A seller who drop ships.drosometerA device for measuring the amount of dew on a surface.drossiercomparative form of drossy: more drossydroughtiercomparative form of droughty: more droughtydroverA person who drives animals (which are on foot or on the hoof, walking to some destination), especially cattle or sheep, and especially over long distances.drownder(dialect) A person or animal that is suffering or has suffered drowning.drownerSomeone who dies by drowning.drowsiercomparative form of drowsy: more drowsydrubberA person who gives someone a drubbing.drudgerSomeone who drudges; a drudge.drugbuster(colloquial) A member of law enforcement who works against illegal drug use.druggerSomeone who drugs anotherdrugmakerA pharmaceutical manufacturer.drugster(obsolete) A druggist.drugtakerOne who consumes recreational drugs.drumbeaterOne who beats a drum.drummer(music) One who plays the drums.drumster(obsolete) A drummer; one who plays a drum.drungar(historical) A kind of military commander in the late Roman and Byzantine Empires, usually commanding roughly a battalion on land or a fleet on the sea.drunkercomparative form of drunk: more drunkdrunkometer(dated) A breathalyzer.drycleanerAlternative form of dry cleaner.dryerOne who, or that which, dries; any device or facility employed to remove water or humidity, e.g. a desiccativedrygulcher(slang) In the Wild West, a hired assassin who shoots his targets from a concealed location.drylanderA person who lives on dry land, rather than by the sea or on board a boat, etc.drylinerA construction worker who does drylining.drysalter(now historical) A dealer in chemicals used in the arts (oils, preservatives etc.) as well as, often, preserved foodstuffs including pickles or salted meats.drywallerA construction worker who specializes in laying drywall.dtor(object-oriented programming) Abbreviation of destructor.dualizerThat which dualizes.duarA camp or village of tents in an Arabic country.dubbeer(India, historical) A writer or secretary.dubberOne who dubs, or gives a name.dubstepper(rare) Someone involved with dubstep music, as a performer, fan etc.duckburgerA burger made with duck meat.duckerOne who, or that which, ducks; a plunger; a diver.duckererA Gypsy fortune teller.duckfucker(slang, derogatory, offensive, vulgar) Term of abuse.duckpower(humorous) A unit of power that is equal to approximately 0.0076 horsepower, or where 1 horsepower equals 131.2 duckpower.ductilimeterAn instrument for determining the ductility of metals.ductolobularductal and lobularductor(printing) A device, usually in the form of an oscillating roller, for transferring ink from a source to the ink train rollers in a controlled manner.ductularOf or pertaining to a ductuledudder(UK, dated) A peddler or hawker, especially of cheap and flashy goods pretended to be smuggled; a duffer.dudukaharA duduk player.duelera person who fights a dueldueller(British spelling) Alternative form of dueler.duergar(mythology) One of a race of ugly dwarfs, particularly associated with the Simonside Hills of Northumberland in northern England.dufadarAlternative form of dafadar.duffadarAlternative form of dafadar.duffercomparative form of duff: more duffduftarAlternative form of daftar.dufterAlternative form of daftar.dufterdarAlternative form of defterdar.duikerAny of several species of small southern African antelopes of the Cephalophinae subfamily.dulcimerA stringed instrument, with strings stretched across a sounding board, usually trapezoidal, played by plucking on the strings (traditionally with a quill) or by tapping on them (in the case of the hammer dulcimers).dulcorAlternative spelling of dulcour.dulcour(obsolete) Sweetness, agreeability, pleasantness; dulcitude, dulcity; suavitude, suavity.dullerOne who, or that which, dulls.dumbercomparative form of dumb: more dumbdumbfounder(transitive) To dumbfound.dumbledorAlternative spelling of dumbledore.dumbwaiterA small elevator used to move food etc. from one floor of a building to another.dumfounderAlternative form of dumbfounder.dummerer(obsolete) Someone who pretends to be dumb (unable to speak), usually to get sympathy or for begging.dummymander(US politics) A gerrymander that has narrow margins to electorally benefit the gerrymandering party and has a high probability of backfiring.dumperA small vehicle often used to carry loads and material around, often on building sites; a dumpcart.dumpiercomparative form of dumpy: more dumpydumpster(Canada, US) A large, usually metal trash receptacle designed to be hoisted up by a garbage truck in order to be emptied.dumsor(Ghana, colloquial) blackout, load shedding, particularly when occurring frequently but in no discernible regular pattern.duncher(Ireland) A flat cap.dunder(Caribbean) The lees or dregs of cane juice, used in the distillation of rum.dungeoneer(chiefly role-playing games) One who navigates through a dungeon.dungeoner(obsolete) A jailer.dungeonmasterAlternative form of dungeon master.dunger(Australia, New Zealand) An old, worn-out machine, especially a car.dunkerSomeone who dunks.dunnerOne employed in soliciting the payment of debts.dunter(dialect, Scotland, Northumberland) A porpoise.duocolorHaving two colors.duocylinder(geometry) A geometric object embedded in 4-dimensional Euclidean space, defined as the Cartesian product of two disks, and analogous to a cylinder in 3-space.duodecamerAlternative form of dodecamer.duodecemvirAlternative form of duodecimvir.duodecimvir(historical, Ancient Rome) Any member of a group of twelve officials.duotensor(mathematics) A form of tensor in which each position is associated with two possible basesduovirSynonym of duumvir.dupera person who dupes anotherduplexer(electronics) A device that enables communication in two directions over a single path.duplicatorA device that reproduces something, such as printed documents or compact discs; a copier.duplivincularThe quality or character of being doubly bound, bound twice over.dupperAlternative form of dubber (a kind of bottle)dur(music, obsolete) Major; in the major mode.durbar(historical) A ceremonial gathering held by a ruler in India.duressor(law) Someone who subjects another to duress.durometerThe measurement of the hardness or stiffness of a material, especially of plastic or rubber.durrAlternative form of duh (“indicating stupidity etc.”).duskdarterAny of the libellulid dragonflies of the genus Zyxomma, endemic to Asia and Australia.duskhawkerA dragonfly of the genus Gynacantha.duskiercomparative form of dusky: more duskydustbusterAlternative form of dust buster.dustcoverSynonym of dust jacket.dusterAn object, such as a cloth or a purpose-made soft and puffy pad or mitt, used for dusting surfaces etc.dustiercomparative form of dusty: more dustydustoorAlternative form of dastur (“Zoroastrian high priest”).dutar(music) A two-stringed lute with a long neck, found in Central Asia.duumvirOne of two persons jointly exercising the same office in Republican Rome.duyker(South Africa) Alternative spelling of duiker.dvinosaur(zoology) A member of the Dvinosauria, a clade of primitive semi-aquatic to completely aquatic amphibians.dwarfer(horticulture) comparative form of dwarf: more dwarfdwarfholderAlternative spelling of dwarf-holder.dweebiercomparative form of dweeby: more dweebydwellerAn inhabitant of a specific place; an inhabitant or denizen.dweomer(fantasy, games) The magical aura on an enchanted item; or more broadly, the aura of a magic spell having been cast while active.dwimmer(obsolete or neologism) Magic, magic arts; sorcery; spell; occult art.dwindler(rare) Someone or something that dwindlesdyerOne who dyes, especially one who dyes cloth etc. as an occupation.dyesterSynonym of dyer (“one who dyes”).dyewaterWater contaminated with dyestuffs.dykedar(LGBTQ slang) The ability to detect whether or not a person is lesbian by observing that person.dykerAlternative form of diker (“one who digs dykes”).dynactinometerAn instrument for measuring the intensity of photogenic rays and computing the power of object glasses.dynamer(chemistry) Any of a set of conformers that dynamically change to one anotherdynameterAn instrument used to measure the magnification of a telescope.dynamimeterObsolete spelling of dynamometer.dynamiterA person who uses dynamite, especially one who uses it unlawfully.dynamometerAny of various devices used to measure mechanical power, force, or torque.dynamotorA device for converting electrical power to another form.dynnerObsolete spelling of dinner.dynostarterAlternative form of dynastarterdysgranular(anatomy) Exhibiting a poorly defined or incipient granular layer.dysregulator(biochemistry) Anything that leads to dysregulationdystomerThe less pharmacologically active of the enantiomers of a drugdysvascularRelating to vascular disease or malfunction