Browse Other R Word Lengths
15-Letter R Words by Ending Letter
All 556 15-Letter Words Starting With R
rabdomyosarcomaMisspelling of rhabdomyosarcoma.racialisticallyIn a racialistic manner.raciolinguisticRelating to or involving the intersection of language and race.radhakrishnaite(mineralogy) A tetragonal rose-brown mineral containing chlorine, lead, sulfur, and tellurium.radiculographicRelating to radiculography.radioactivatingpresent participle and gerund of radioactivateradioactivationThe conversion of something into a radioactive form.radioadaptation(biology) adaptation to ionizing radiationradioadaptativerelating to radioadaptationradioanalytical(chemistry) Of or pertaining to radioanalysisradioantagonist(biochemistry) An antagonist labelled with a radioisotoperadioastronomerOne who carries out radio astronomy.radioattenuatedattenuated by means of radiationradioautographsplural of radioautographradioautography(sometimes proscribed) Synonym of autoradiography.radiobiologicalOf or pertaining to radiobiologyradiobiologistsplural of radiobiologistradiobiophysicsThe biophysics of radiationradiocapitellar(anatomy) relating to the radius and the capitellumradiocardiogram(medicine) An X-ray recording of the progress of radioactive material injected into the chambers of the heart.radiochemicallyBy means of radiochemistryradiochronology(geology) A technique in which the absolute age of an artefact is determined by measuring the ratios of specific radioactive isotopesradioconcentricradiating from the centreradioconductionAn increase in electric conduction induced by radio waves, exploited in the coherer.radioconjugatedconjugated with a radioisotoperadiocurabilityThe condition of being radiocurableradiodermatitis(medicine) dermatitis caused by ionizing radiationradiodysprosiumradioactive dysprosiumradioecologicalOf or pertaining to radioecology.radioelectronicEmploying or relating to radioelectronics.radioentomologyThe use of radiology in entomologyradiofluorinate(chemistry) To fluorinate using a radiofluorine compoundradiogadoliniumradioactive gadoliniumradioglaciology(geology) The study of glaciers and ice sheets using radar.radiogoniometerradio direction finderradiogoniometrythe measurement of the azimuth and elevation of received radio wavesradiogramophone(radio, historical) A gramophone record player that incorporates a radio receiver.radioheliograph(physics, astronomy) A heliograph that employs radio wavesradioimmunologyThe study of immunology using antigens or antibodies labelled with radioisotopes.radioiodination(chemistry) The incorporation of any radioiodine into a compound or tissue.radiolanthanide(physics) Any radioactive isotope of a lanthanideradiolocationalRelating to radiolocation.radiometabolismThe scientific study of metabolism using radioactive markers.radiometaboliteA radiolabelled metaboliteradiometricallyBy means of radiometry.radiomicrometera device used to measure small changes in radiant heat, or in temperatureradiomitigationMitigation of the harmful effects of radiation.radiomitigativeThat mitigates the harmful effects of radiation.radiomodulating(medicine) That modulates the effects of radiationradiomodulation(genetics) modulation by ionizing radiationradiomolybdenumradioactive molybdenumradiomorphology(astronomy) The morphology of radio stars (and similar radio sources)radionavigationRadio navigation; navigation using radio signals to provide positional information.radionucleotideAny nucleotide labelled with a radioactive tracer.radiopasteurizeTo pasteurize by means of ionizing radiationradiopharmacistOne who works in radiopharmacy.radiophenotypicRelating to radiophenotypesradiophonicallyIn a radiophonic manner.radiophosphorusradioactive phosphorus (especially when used as a tracer)radiophotographA photograph transmitted using radio; an early form of facsimileradioplaywrighta playwright who writes for radioradioprotectantAny drug that protects against cell damage caused by radiation.radioprotectionAny form of protection against the harmful effects of ionizing radiation, especially caused by artificial sources.radioprotectivePertaining to, or offering, radioprotection.radioreactivityThe relative reactivity of cells or organisms to any form of radiation, but especially to the harmful effects of ionizing radiationradioresistanceAny form of resistance that an organism has to protect itself against the harmful effects of ionizing radiationradioresponsiveExhibiting a radioresponse.radioscopicallyBy means of radioscopy.radiosensitiserAlternative form of radiosensitizer.radiosensitizerAny drug that makes tumour cells more sensitive to radiation therapy.radiosequencing(genetics) sequencing with the aid of a radioactive tracerradiosterilized(medicine) Sterilized by radiosterilization.radiosurgicallyIn a radiosurgical mannerradiosynthesizeTo synthesize via radiosynthesisradiotechnetiumradioactive technetium.radiotechnologyTechnology involving radio waves and radiocommunication.radiotelegraphyThe process and techniques of sending telegrams using radio waves rather than wires.radiotelemetricRelating to radiotelemetry.radiotelephonicRelating to radiotelephones.radiotelescopesplural of radiotelescoperadiotelescopicRelating to radiotelescopy.radiotoxicologyThe study of radiotoxicityrainforestationThe conversion of a habitat to rainforest.ramotuberculate(zoology, of dinosaurian eggshell ornamentations (textures)) Having irregular chains of nodes, typically found as a transition between the lineartuberculate midsection and dispersituberculate ends of elongated eggs.rancidificationThe decomposition of fats and other lipids by hydrolysis or oxidation; the process of becoming rancid.rancourlessnessAbsence of rancour.randomizabilityThe condition of being randomizablerastereographicRelating to rastereographyrastrographicalOf or relating to rastrography.ratificationism(philosophy) A doctrine stating that ratifiable choices are the ones that should be made.ratificationist(politics) A supporter of ratification (of a treaty, etc.).ratiocinativelyIn a ratiocinative way.ratiometricallyIn a ratiometric mannerrationalisationNon-Oxford British English standard spelling of rationalization.rationalisticalSynonym of rationalistic.rationalization(now rare) The process or result of rationalizing, or expressing in rational terms.rattlesnakerootAlternative form of rattlesnake root.reabsorbabilityThe ability to be reabsorbedreaccommodationA second or subsequent accommodationreaccreditationaccreditation againreacculturationThe process of reacculturating.reacidificationThe process of reacidifyingreactionarinessQuality of being reactionary.reactualizationThe process of reactualizing.reafferentationThe restoration of an afferent connection to the central nervous system, typically following deafferentationreafforestationreforestationreagglomerationagglomeration following a previous dispersalrealcompactnessThe quality of being realcompact.reamplificationrepeated amplificationreanaesthetisedanaesthetised againreanaesthetizedsimple past and past participle of reanaesthetizereapportionmentThe act of reapportioning; a second or subsequent apportionment.reappropriationThe act or process of reappropriating.reapproximation(medicine) The process of reapproximating.rearomatization(organic chemistry) Any reaction in which an aromatic compound that had been converted into a non-aromatic one is reconverted to an aromatic one.reascertainmentThe act of reascertaining.reauthorisationAlternative form of reauthorization.reauthorizationA second or subsequent authorization.rebarbarizationAn act which causes people revert again to a state which is primitive and uncivilized.rebarbativenessThe quality of being rebarbative.recalcification(medicine, dentistry) The restoration of calcium or calcium compounds to a tissue that is decalcified.recarbonisationAlternative form of recarbonization.recarbonizationThe act or process of recarbonizing.recarboxylation(organic chemistry) A second or subsequent carboxylation, typically following decarboxylationrecarburisationAlternative form of recarburization.recarburizationThe process or act of recarburizing.recatholizationThe process of converting (a territory, etc.) back to the Catholic religion.recauterizationThe act of cauterizing again.recertificationThe act or process of recertifying.rechargeabilityThe quality of being rechargeable.rechromatographTo chromatograph again.reciprocativelyIn a reciprocative manner.reciprocitarianOne who believes that trading should take the form of a reciprocal relationship, with the same conditions on each side.reclaimablenessThe quality of being reclaimable.reclarificationA repeat instance of clarification.recognisabilityThe quality of being recognisable.recognizability(uncountable) The quality of being recognizable.recollectednessThe quality of being recollected.recombinational(genetics) Of or pertaining to genetic recombination.recombinatorialRelating to recombinationrecombobulationThe act of recombobulating; putting back into order; removing confusion.recommencementsplural of recommencementrecommendationsplural of recommendationrecommercialize(transitive) To commercialize again.recommunicationcommunication againrecompositionalRelating to recomposition.recomputabilityThe quality of being recomputable.reconcatenationA second or subsequent concatenation.reconcentrationA second or subsequent concentration.reconceptualiseAlternative spelling of reconceptualize.reconceptualize(transitive) To conceptualize afresh; to develop a replacement concept of.reconcilabilityThe property of being reconcilable.reconciliationsplural of reconciliationreconditionableCapable of being reconditioned.reconfigurationA reconfigured state.reconfirmationsplural of reconfirmationreconfrontationThe act of confronting again.reconnaissancesplural of reconnaissancereconsiderationThe act of reconsidering or something reconsidered.reconsolidationConsolidation again, after an intervening period of breakup or dispersalreconstellationSynonym of regrouping.reconstitutableAble to be reconstitutedreconstitutionsplural of reconstitutionreconstructableAlternative spelling of reconstructible.reconstructibleAble to be reconstructed.reconstructionsplural of reconstructionrecontaminationcontamination againrecontemplationThe process of contemplating again.recontextualiseAlternative spelling of recontextualize.recontextualize(transitive) To set in a new context.reconvalescencerestoration to healthrecoverablenessThe quality of being recoverable.recreationalistSomeone taking part in recreational activitiesrecrementitious(archaic) Of or pertaining to recrement; consisting of recrement or dross.recriminatinglyIn a recriminating manner.recrystallisingpresent participle and gerund of recrystalliserecrystallizingpresent participle and gerund of recrystallizerectangularisedsimple past and past participle of rectangulariserectangularizedsimple past and past participle of rectangularizerectangularnessThe quality of being rectangular.rectangularwiseIn a rectangular orientation.rectificationalRelating to rectification.rectilinearnessThe condition of being rectilinear.rectitudinarianA person who has a high standard of rectituderectoneovaginalRelating to the rectum and neovagina.rectosonographyRectal ultrasonography.rectovestibular(anatomy) Relating to the rectum and the vestibule.recustomizationThe act of customizing again.redemonstrationThe act of demonstrating again.redeployabilityThe condition of being redeployableredesignabilityCapability of being redesigned.redeterminationThe process of determining again.redifferentiateTo differentiate againredimensionable(programming) Capable of being redimensioned.redintegrationsplural of redintegrationredisappearanceThe act of disappearing again.redisseminationdissemination againredistributable(computing) Of a software component, allowable to be redistributed by a third party as part of its own software.redistributionsplural of redistributionredocumentationThe process of documenting again.redoubtablenessThe quality of being redoubtable.redramatizationdramatization againreducetarianismThe practice of following a reducetarian diet.reduplicationalSynonym of reduplicative.reduplicativelyIn a reduplicative manner.reencouragementRenewed or repeated encouragement.reendothelizingAlternative form of reendothelializing.reepithelialiseAlternative form of reepithelialize.reepithelializeTo cause or to undergo reepithelialization.reequilibrationequilibration following a disruption of equilibriumreestablishment(uncountable) The condition of being reestablished; restoration.refactorability(computing) The degree or quality of being refactorable (possible to rewrite without changing the behaviour of the code).refactorisationAlternative form of refactorization.refactorizationA split into constituent parts after a previous combination.referendaryshipThe state or business of a referendary.refertilizationThe process (or act) of refertilizingreflectographicRelating to reflectography.reflexivization(grammar) The process of reflexivizing.reforestizationreforestation.reformationallyIn a reformational manner.refortificationA second or subsequent fortification.refragmentationfragmentation againrefrangiblenessThe quality of being refrangible.refrigerationalRelating to refrigeration.refrigeratorfulEnough to fill a refrigerator.refunctionalize(transitive) To modify the function or purpose of; to repurpose.regenderizationThe act or process of regenderizing.regenerationism(historical) An intellectual and political movement in late 19th and early 20th century Spain, seeking to make an objective scientific study of the causes of Spain's decline as a nation and to propose remedies.regenerationist(historical) A supporter of regenerationism.regiochemicallyIn a regiochemical mannerregiocontrolled(chemistry) Describing a reaction that is subject to regiocontrol.regionalisationAlternative spelling of regionalization.regionalizationAn act or process of regionalizing.regioregularityThe property of being regioregular.registerabilityThe state or condition of being registerable.registrogenesis(linguistics) The process in which a language that lacks pitch registers gains them.reglobalizationA second or subsequent globalization.reglucosylation(biochemistry) The reintroduction of a glucose moiety into a moleculereglycosylation(organic chemistry) glycosylation subsequent to deglycosylationregrettablenessThe quality of being regrettable.regularizationsplural of regularizationregularobufagin(organic chemistry) A cardiotoxic bufanolide steroid secreted by the square-marked toad Bufo regularis.regurgitativelyIn a regurgitative manner.rehabilitatableCapable of being rehabilitated.rehabilitationsplural of rehabilitationreharmonizationThe process of reharmonizing a musical work; a musical work made by reharmonizing another work.rehybridization(chemistry) Any change in the hybridization of an atom during the course of a reactionrehydrogenation(chemistry) Hydrogenation subsequent to dehydrogenation.rehydroxylation(organic chemistry) A chemical reaction that reintroduces a hydroxyl group where one is not present, but previously was.rehypothecation(finance) The pledge of hypothecated client-owned securities in a margin account to secure a bank loan; usually used for mortgages.reimbursabilityThe quality of being reimbursable.reincarcerationA second or subsequent incarceration.reincarnationalOf or relating to reincarnation.reincorporatingpresent participle and gerund of reincorporatereincorporationThe act of reincorporating.reindustrialiseAlternative spelling of reindustrialize.reindustrializeTo reintroduce industry or industrial techniques to.reinstallationsplural of reinstallationreinstantiationThe act or the result of reinstantiating.reintegrativelyIn a reintegrative manner.reinterpolationA second or subsequent interpolationreinterpretableCapable of being reinterpreted.reinterrogationinterrogation againreintroductionsplural of reintroductionreinvestigatingpresent participle and gerund of reinvestigatereinvestigationAn act or process of reinvestigating: a repeat of an earlier investigationreisomerization(chemistry) A second or subsequent isomerizationrejustificationThe act of justifying again.relationshipper(fandom slang) A person who supports a romantic or sexual relationship between fictional characters or real people.religioculturalRelating to religion and culture.religiomilitaryBoth religious and military.religiomysticalHaving both religious and mystical aspects.religionizationThe process of becoming more religious or religionistic in nature.relinearizationThe process of relinearizing.reliqueficationLiquefication again or anew.reliquificationLiquification again or anew.remagnetizationThe act or process of remagnetizing, of restoring magnetism to something which has been demagnetized.remanifestationA second or subsequent manifestation.remanufacturingpresent participle and gerund of remanufactureremarketabilitySuitability for being marketed once more.rematriculationThe process of rematriculating.remechanizationThe process of remechanizing.rememberabilityThe property of being rememberable.remineralizableAble to undergo remineralization.remingtonocetid(zoology) Any member of the family Remingtonocetidae.reminiscencefulFull of reminiscence.remonstratinglyWith remonstrations.remonstrativelyIn a manner characterized by remonstration.remonumentationThe construction of a surveying monument at the location of a previously existing monument.remorselessnessthe characteristic of lacking remorseremutualisationA second or subsequent mutualisationremutualizationThe act or process of remutualizing.remyelinisationAlternative form of remyelinization.remyelinizationA second or subsequent myelinizationrenitrosylationA second or subsequent nitrosylation, typically following a denitrosylationrenopericardial(anatomy) Involving the kidney and the pericardium.renormalisationAlternative spelling of renormalization.renormalization(physics) Any of several techniques in statistical mechanics and quantum electrodynamics used to construct mathematical relationships between observable quantities.rentinoblastomaMisspelling of retinoblastoma.reorchestrationSecond or subsequent orchestration.reorganisationsplural of reorganisationreorganizationsplural of reorganizationreorientationalRelating to reorientationreorthogonalize(mathematics) To produce, or to undergo reorthogonalizationrepacketizationThe process of repacketizing.repalletizationThe process of repalletizing.repalmitoylated(biochemistry) palmitoylated again, following deacylationrepartitionableThat can be repartitioned.repercussionaryOf or relating to a repercussion.reperesentativeMisspelling of representative.reperiodizationThe process of reperiodizing.repetitiousnessThe state of being repetitious.rephosphorylateTo phosphorylate a compound, such as a protein, which has previously been dephosphorylatedreplicatabilitySynonym of replicability.replicationallyIn a replicational mannerrepolarizationsplural of repolarizationreprecipitation(chemistry) After returning a precipitate to a dissolved state, the process of precipitating it again.representationsplural of representationrepresentativesplural of representativereprivatisationAlternative form of reprivatization.reprivatization(economics) The process of, or an instance of, returning to private ownership.reproachfulnessThe state or quality of being reproachful.reproducabilityMisspelling of reproducibility.reproducibilityThe quality of being reproducible.reproductionismThe idea that social institutions such as school and the workplace act to reproduce existing social inequalities in subsequent generations.reproductionistA proponent of the social theory of reproductionism.reproliferationA second or subsequent proliferationrepronunciationThe act of pronouncing again or differently.reprotoxicologyThe toxicology of reprotoxicants.reprovisionmentThe act of acquiring new provisions to replace used up supplies.republicanizingpresent participle and gerund of republicanizerepulverizationThe act of pulverizing again.repurposabilityThe quality of being repurposable; ability to be put to another use.requalificationThe act of qualifying againrequisitionableCapable of being requisitioned.requisitionistsplural of requisitionistreracializationThe process of reracializing.rerandomisationAlternative form of rerandomization.rerandomizationRandomization again or anew.resacetophenone(organic chemistry) A derivative of resorcinol, having the chemical formula (HO)₂C₆H₃COCH₃.resacralizationThe return of religious meaning to areas of public life.researchabilityThe quality of being researchable.resedimentationA second deposition of sedimentresensitisationAlternative form of resensitization.resensitizationA second or subsequent sensitization, especially following desensitizationresequestration(chemistry) sequestration of ions that have been desequesteredreserializationThe act or process of reserializing.reservationistsplural of reservationistresidualisationThe action or the result of residualising.residualizationAlternative form of residualisation.residuelessnessAbsence of residue.resignificationThe act or process of resignifying, or giving a new meaning to something.resiniferatoxin(organic chemistry) A naturally occurring ultrapotent capsaicin analogue (having in its pure form a Scoville heat unit measure of 16,000,000,000) that activates the receptor TRPV1 (aka vanilloid receptor 1 or the capsaicin receptor) in a subpopulation of primary afferent sensory neurons involved in nociception.resistentialism(humorous) The belief that some inanimate objects exhibit malice toward humans.resocialisationAlternative form of resocialization.resocializationThe psychological readjustment of a person to conform to the norms of society (e.g. after being institutionalized)resolemnizationThe process of resolemnizing.resourcefulnessThe ability to cope with difficult situations, or unusual problems.resovietizationThe act or process of resovietizing.respecificationThe act or process of respecifying; a change from a previous specificationrespectablenessrespectabilityrespectlessnessQuality of being respectless.responsiblenessThe state of being responsible; responsibility.restabilisationAlternative form of restabilization.restabilizationThe process of restabilizing.restaurateurialRelating to or characteristic of a restaurateur.resterilizationThe process of resterilizing.restitutiveness(rare) The quality of being restitutive.restorativenessThe quality of being restorative.restrainabilityThe condition of being restrainablerestrictionistsplural of restrictionistrestrictionlessWithout restriction.restrictivenessThe state of being restrictive.restructuration(nonstandard, non-native speakers' English) Restructuring.resultativeness(linguistics) Synonym of resultativity.resurrectionaryOf or pertaining to a resurrection or the Resurrection.resurrectioniseAlternative form of resurrectionize.resurrectionismBelief in, or the event of, a person being resurrected from the dead.resurrectionist(euphemistic, historical) One who sells cadavers to anatomists, surgeons, etc., especially by exhuming corpses from graves; a graverobber.resurrectionize(transitive, archaic) To resurrect, or raise from the dead.resuscitabilityThe condition of being resuscitableresymbolizationThe act or process of resymbolizing.reticuloceratid(zoology) Any member of the Reticuloceratidae.reticulocytemia(pathology) The presence of reticulocytes in the bloodreticulocytosis(medicine) An increase in reticulocytes, commonly seen in anemia.reticulocytoticHaving or relating to reticulocytosis.reticulonodularHaving the form of a network of nodules.reticuloruminalRelating to the reticulorumenreticulotubularComposed of a network of tubes or tubulesretinoblastomasplural of retinoblastomaretinochorodialMisspelling of retinochoroidal.retinochoroidalRelating to the retina and choroid.retinopathology(pathology) The pathology of retinopathiesretinorecipientThat receive impulses from the retinaretinotopicallyIn a retinotopic mannerretranscriptionA second or subsequent transcription.retransliterateTo transliterate again.retranslocationrepeated or reverse translocationretransmissionsplural of retransmissionretriangulationTriangulation again.retribalisationAlternative spelling of retribalization.retribalizationThe process of retribalizing.retributivenessThe quality of being retributive.retrievableness(rare) retrievabilityretroactivenessThe state or condition of being retroactive.retrocerebellarBehind the cerebellumretrocessionistA supporter of retrocession.retrochiasmatic(anatomy) Behind the chiasmaretrocochlearlyBehind or beyond the cochlea.retrocompetenceThe condition of being retrocompetent.retroconversionconversion back to a previous (typically an original) formretrocopulation(zoology) Copulation from behind.retroequatorialBehind the midline of an orbretroesophageal(anatomy) Behind the esophagusretrofuturisticOf or relating to how the future was inaccurately imagined in the past; resembling an outdated vision of the future.retrogeniculate(anatomy) Behind the lateral geniculate nucleusretrogressionalRelating to retrogression.retrogressivelyIn a retrogressive manner.retroilluminate(transitive) To illuminate by passing light through it from behind.retroinhibition(biochemistry) A form of feedback in a cyclic metabolic pathway in which an end product inhibits an allosteric enzyme that starts the reactionretrolenticular(anatomy) Behind a lensretroleptomonadA leptomonad formed by reverse metacyclogenesisretromammillaryAlternative form of retromammary.retromandibular(anatomy) Of or relating to a vein formed by the union of the superficial temporal and maxillary veins.retromesenteric(anatomy) Behind the mesenteryretromoderation(Internet) The process of retromoderating.retromuscularlyBehind a muscleretropancreatic(anatomy) Behind the pancreasretroperitonealLocated behind the peritoneum.retroperitoneum(anatomy) The space in the abdominal cavity behind the peritoneum.retroperitoniumMisspelling of retroperitoneum.retropharyngeal(anatomy, relational) Located behind the pharynx.retropositionalRelating to retropositionretropositionedOf a body part, located behind the normal position.retroprocessingprocessing in reverseretroprojection(cinematography) back projectionretropropulsion(astronautics) Backward propulsion, especially the use of rockets to brake or change direction.retroprostheticBehind a prosthesis, especially behind a keratoprosthesisretropseudogene(genetics) A decayed retrocopy.retroreflection(physics) reflection in which the reflected rays are parallel to the incident raysretroreflectiveTending to reflect light back to its source with a minimum scattering of light.retroregulation(genetics) regulation of mRNA translation by a sequence that is downstreamretrospectivelyIn a retrospective manner.retrospectivityThe effect of being retrospective or retroactive.retrotranscribe(genetics) To transcribe RNA to DNA.retrotranscriptretrotranscriptionretrotransloconA translocon associated with retrotranslocationretrotransposalOf or pertaining to retrotransposonsretrotransposedsimple past and past participle of retrotransposeretrotransposon(genetics) A transposable fragment of a genome that can undergo retrotransposition.retrovestibularMisspelling of rectovestibular.retrovirologistOne who studies retrovirology.revengelessnessAbsence of revenge.reverberatinglySo as to reverberate; with echoes.reverberativelyIn a reverberative manner.reverberatoriesplural of reverberatoryreverentialnessQuality of being reverential.revictimisationAlternative form of revictimization.revictimizationvictimization again or anewrevirginizationThe process of revirginizing.revisualisationAlternative form of revisualization.revisualizationvisualization again or anewrevitalizationsplural of revitalizationrevivificationsplural of revivificationrevolutionaliseAlternative spelling of revolutionise.revolutionalizeTo revolutionize.revolutionariesplural of revolutionaryrevolutionarilyIn a revolutionary mannerrevolutionarityThe state or quality of being revolutionary.revolutionisingpresent participle and gerund of revolutioniserevolutionizingpresent participle and gerund of revolutionizerevulcanizationThe process of revulcanizing.rhabdmyosarcomaMisspelling of rhabdomyosarcoma.rhabdomyomatousOf or relating to a rhabdomyoma.rhabdomysarcomaAlternative form of rhabdomyosarcoma.rhabdosphincterA sphincter consisting of striated muscle fibers.rhadinorhynchid(zoology) Any acanthocephalan worm in the family Rhadinorhynchidae.rhamnoglucoside(organic chemistry) A glycoside containing rhamnose and glucose unitsrhamnoglycoside(organic chemistry) A glycoside containing rhamnose and another sugar unitsrhamphorhynchid(zoology) Any pterosaur in the family Rhamphorhynchidae.rhaphoneidaceanAny diatom of the family RhaphoneidaceaerhaptochelydianAny species of reptile in the taxon Rhaptochelydia.rhegmatogeneousAlternative form of rhegmatogenous.rheographicallyBy means of rheography.rheumatologicalOf or pertaining to rheumatology.rheumatologistsplural of rheumatologistrhinencephalous(rare) rhinencephalicrhinocerotiform(zoology, rare) Shaped like (that of) a rhinoceros.rhinohygrometryThe measurement of nasal airflow.rhinolaryngitisinflammation of the nasal and laryngeal mucous membranesrhinomanometricOf or relating to rhinomanometry.rhinopharyngealSynonym of nasopharyngeal.rhinoplastician(surgery) One who carries out a rhinoplasty.rhinoscopicallyBy means of rhinoscopy.rhinotracheitisinflammation of the nose and trachearhizocompetenceThe suitability (of a bacterium) to form a relationship with a rhizomerhizoconcretionThe fossilized form of a tree root.rhizodeposition(botany) The release of organic compounds from plant roots into the surrounding environmentrhizoflagellateOf or relating to the Rhizoflagellata.rhizomatousnessThe condition of being rhizomatousrhizomicrobiome(biology) A microbiome associated with the roots of a plantrhizomicrobiota(biology) The microbiota of rhizomesrhizophoraceous(botany, relational) Of or relating to the Rhizophoraceae.rhizoremediatorA plant that brings about rhizoremediationrhodeasapogeninA steroidal sapogenin found in the leaves of Rohdea japonica.rhoipteleaceous(botany, relational) Of or relating to the Rhoipteleaceae.rhomalaeosaurid(zoology) Any pliosauroid plesiosaur of the family Rhomaleosauridaerhombencephalic(anatomy) Relating to the rhombencephalon.rhombencephalon(neuroanatomy) The hindbrain.rhynchodipterid(zoology) Any extinct lungfish in the family Rhynchodipteridae.rhynchophylline(organic chemistry) An alkaloid present in Uncaria rhynchophyllarhyncocephalianMisspelling of rhynchocephalian.rhyparographistOne who produces works dealing with mean or sordid things; a creator of rhyparography.rhytismataceous(mycology) Belonging to the Rhytismataceae.riboexonuclease(biochemistry) An exonuclease that cleaves RNAribohomopolymerA homopolymer of a ribonucleosideribonucleolysisThe cutting of the internucleotide link in RNAribonucleolyticThat cuts the internucleotide link in RNA.ribonucleotidesplural of ribonucleotideribonucleotidylRelating to a ribonucleotideribonucleotoxinAny toxin that interferes with the translation of RNAribotransferase(biochemistry) Alternative form of ribosyltransferase.richardsollyite(mineralogy) A grey-black monoclinic mineral containing astatine, lead, sulphur and thallium.righteousnessesplural of righteousnessrighthandednessAlternative form of right-handedness.rightmindednessAlternative form of right-mindedness.riminophenazineAny of a class of pharmaceuticals whose structure is based on phenazineritualisticallyDone as though following a ritual; in a ritualistic manner.'riverworthinessThe quality of being riverworthy.robustificationA form of optimization whereby a system is made less sensitive to the effects of random variability, or noise.rocksploitation(film) A genre of exploitation film that deals with the lives of rock musicians.roentgenization(archaic) X-raying.roentgenographsplural of roentgenographroentgenographyradiography; The production of roentgenogramsroentgenologistOne who works in roentgenology.roentgenoscopicRelating to roentgenoscopy.roeslerstammiid(zoology) Any moth in the family Roeslerstammiidae.rollicksomenessThe quality of being rollicksome.romanticisationNon-Oxford British English standard spelling of romanticization.romanticizationThe act or process of romanticizing.romboencephalicMisspelling of rhomboencephalic.rostrolaterallyIn a rostrolateral directionrostrotentorial(anatomy) rostral and tentorialrostroventrallyIn a rostroventral directionrotoevaporationevaporation by means of a rotary evaporatorrototranslation(mathematics) Any rigid transformation (Euclidean isometry) that involves rotation and translationrovibrationallyIn a rovibrational mannerrozanolixizumabA monoclonal antibody used to treat myasthenia gravis.rubegoldbergian(Canada, US) Achieving a simple objective by absurdly complicated means; overcomplicated, elaborate and impractical.rubropunctamine(organic chemistry) A red pigment that is the isoquinoline derivative (9~{a}~{R})-3-hexanoyl-9~{a}-methyl-6-[(~{E})-prop-1-enyl]-7~{H}-furo[3,2-g]isoquinoline-2,9-dionerudimentarinessThe quality of being rudimentary.rufoferruginous(zoology) Of a rusty red colour.rumbustiousnessThe state or condition of being rumbustious.ruminoreticularRelating to, or connecting the parts of, the ruminoreticulumruminoreticulumThe rumen together with the reticulum of a ruminant stomachrussellosaurineAny extinct marine reptile of the subfamily Russellosaurina
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