12-Letter Words Starting With M and Ending With S

Explore 467 matching words, including machicolates, machinations, mackintoshes, macluravirus, macrobenthos.

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All 467 Matching Words

machicolatesthird-person singular simple present indicative of machicolatemachinationsplural of machinationmackintoshesplural of mackintoshmacluravirusAny plant virus of the genus Macluravirusmacrobenthos(biology) benthic organisms that are big enough to be seen with the naked eyemacrobioticsThe art or science of prolonging life, of living a long life.macrocytosesplural of macrocytosismacrocytosisThe presence of macrocytes in the blood.macroembolusA relatively large embolusmacrofibrousComposed of relatively large (visible) fibres.macrofossilsplural of macrofossilmacrogametesplural of macrogametemacrogenesisIn sociocultural psychology, macrogenesis as a term can act in opposition to microgenesis as an umbrella term for other, specific processes. These macrogenetic processes would be described as: ontogenesis (the development of a person through their lifecourse), sociogenesis (the development of a culture or society over time), and phylogenesis (the evolution of humans and non-human animals over generations).macrogliosisThe presence of macroglia in nervous tissuemacrokinesis(fiction, rare) The ability to move objects and affect matter at a large-scale level with the power of one's mind.macronucleus(biology) The larger of the two nuclei present in ciliate protozoans; it controls the nonreproductive functions of the cell.macrophagous(zoology) That feeds on relatively large particles or prey.macrophallus(medicine) An abnormally large penis; macropenismacrophysics(physics) The branch of physics that deals with those phenomena that can be directly observed.macroprocess(mathematics) Relatively large-scale processmacropterousHaving long wings or fins; especially used in zoological or entomological contexts to describe animals (often insects) that possess well‑developed wings.macroptyrousMisspelling of macropterous.macroremainsmacroscopic remainsmacroscopicsAny behaviour or characteristic observable at a macroscopic scalemacrospecies(biology) A relatively large, polymorphic species.macrospinous(anatomy) Having large spines.macrostylous(botany) Having a long style.maculiferous(rare) Having maculae or spots.madreporitesplural of madreporitemadrigalistsplural of madrigalistmagazinelessWithout a magazine (printed publication).magistraciesplural of magistracymagmagenesisThe formation of magma.magneticnessThe quality of being magnetic; magnetism.magnetotailsplural of magnetotailmagnetotaxis(biology) The supposed ability to sense a magnetic field and coordinate movement in response, later discovered to be natural magnetism: such creatures orient themselves magnetically even after deathmagniloquous(obsolete) magniloquentmaidenlinessThe state or condition of being maidenly.maidlessnessAbsence of maids.maidservantsplural of maidservantmajesticnessThe quality of being majestic; majestymakebelievesplural of makebelievemalapertness(obsolete) The condition of being malapert.malapropismsplural of malapropismmalarigenousSuitable for the spreading of malaria.maledictionsplural of maledictionmalefactionsplural of malefactionmalefactressA woman who violates the law or does evil; a female malefactor.malelessnessAbsence of males.malfeasancesplural of malfeasancemalfunctionsplural of malfunctionmalignanciesplural of malignancymallophagansplural of mallophaganmallophagousFeeding on feathers.malpositionsplural of malpositionmalpracticesplural of malpracticemammogenesisThe growth and development of the mammary glandsmammopoiesisThe process by which mammary stem cells are producedmanelessnessThe state of being maneless.manganesious(chemistry, archaic) manganousmanifestnessThe quality or state of being manifest or obvious.manifoldnessThe quality of being manifold, diversity.manipulatorsplural of manipulatormannerlinesspoliteness, good mannersmannosidasesplural of mannosidasemannosidosisA deficiency in mannosidase.manoeuvringsplural of manoeuvringmantellettasplural of mantellettamanufacturesplural of manufacturemarantaceous(botany, relational) Of or relating to the family Marantaceae of flowering plants.marburgvirusA virus, of the genus Marburgvirus, that causes hemorrhagic fever in humans and other primates.marginalizesthird-person singular simple present indicative of marginalizemarginalnessThe quality of being marginal.marginationsplural of marginationmargraviatesplural of margraviatemarketplacesplural of marketplacemarketsharesplural of marketsharemarklessnessAbsence of marks.marmoraceousContaining, or similar to, marble.marqueteriesplural of marqueterymarriagelessWithout marriage.marshmallowsplural of marshmallowmasculinisesthird-person singular simple present indicative of masculinisemasculinistsplural of masculinistmasklessnessAbsence of a mask or masks.masqueradersplural of masqueradermasslessnessAbsence of mass; the state or condition of being massless.masterlinessThe quality of being masterly.masterpiecesplural of masterpiecemasticationsplural of masticationmastocytosis(neurology, pathology) A disorder caused by an overabundance of mastocytes in the body.masturbatorsplural of masturbatormatchingnessThe quality of matching; correspondence; agreement.matelessnessAbsence of a mate.materialisesthird-person singular simple present indicative of materialisematerialistsplural of materialistmaterializesthird-person singular simple present indicative of materializematerialnessThe state of being material.maternalnessQuality of being maternal.mathematicksObsolete spelling of mathematics.mathematizesthird-person singular simple present indicative of mathematizematoniaceous(botany, relational) Of or relating to the Matoniaceae.matriarchiesplural of matriarchymatriclinousAlternative form of matroclinous.matriculantsplural of matriculantmatriculatesthird-person singular simple present indicative of matriculatematrimonious(archaic) matrimonialmatroclinousHaving mostly maternally inherited characteristics.matronlinessThe quality of being matronly.meadowsweetsplural of meadowsweetmeanlessness(archaic) Meaninglessness.measurednessThe quality of being measured.measurementsplural of measurementmeatilicious(informal) Delicious in a way that involves meat.meatlessnessAbsence of meat.mechanisticsSynonym of mechanism (“the means by which something operates”).mechanotaxis(biology) The movement of a cell along a rigidity gradientmechatronicsThe synergistic combination of mechanical engineering, electronic engineering and software engineering for the study of automata from an engineering perspective and the control of advanced hybrid systems.mecomtronics(engineering, rare, nonstandard) The combined disciplines of mechanics, computers, telecommunications and electronics; robotics.mediatorlessLacking a mediatormedievalistsplural of medievalistmedievalizesthird-person singular simple present indicative of medievalizemedievalnessThe quality of being medieval.medievistics(humanities, rare) The study of the Middle Ages; medieval studies.mediocreness(rare) mediocritymediocritiesplural of mediocritymegabusinessA big business; business of a certain extent.megacastingsSynonym of megacasts; plural of megacastingmegagenomics(genetics) The study of megagenomesmegagnathousHaving a large jawmegalosaurusA theropod dinosaur of the genus Megalosaurus.megaphyllous(Phytotomy) Of or having megaphyll leavesmegapoliticsVery large-scale politics.megatechnicsVery large-scale technology.megatropolisa very large citymegavitaminsmegadoses of vitaminsmelancholiasplural of melancholiamelancholiesplural of melancholymelaniferousBearing melanin.melanoblastsplural of melanoblastmelanocomous(dated, anthropology) Dark-haired or black-haired.melanomatousRelating to melanoma.melanophoresplural of melanophoremeliolaceous(mycology, relational) Of or relating to the Meliolaceae.meliorationsplural of meliorationmeliorbiosis(biology) A positive deviation from eubiosismelliphagousAlternative spelling of meliphagous.mellowednessThe state or condition of being mellowed.membranelessWithout a membrane.memorialistsplural of memorialistmenacingnessThe quality of being menacing.menobranchus(archaic) mudpuppymenorrhagiasplural of menorrhagiamensurationsplural of mensurationmerchandisesplural of merchandisemerchandizesplural of merchandizemercifulnessThe state of being merciful; mercy.meretriciousTastelessly gaudy; superficially attractive but having in reality no value or substance; falsely alluring.meristemlessThat lacks a meristemmerryandrewsplural of merryandrewmeruliaceous(mycology, relational) Of or relating to the Meruliaceae.mesalliancesplural of mesalliancemesengenesisThe formation and development of mesenchymemesenteritisInflammation of the mesentery.mesoanalysis(meteorology) The representation of temperature, moisture, pressure, and wind variations on horizontal scales of 10–100 km.mesobronchusA part of the avian respiratory system that serves as the main bronchus of a lung.mesochronous(of bit streams) Having the same bit rate.mesodermlessLacking a mesodermmesodiplosis(rhetoric) The repetition of terms within successive sentencesmesofluidicsThe application of millimeter- to centimeter-sized hydraulics to problems that require substantial amounts of power to be generated and applied in a limited space.mesognathous(anatomy) having the jaws slightly projecting; between prognathous and orthognathousmesokurtosis(statistics) The property of having kurtosis equal to that of a normal distribution; equivalently, having zero excess kurtosis.mesometritisinflammation of the parenchyma of the wombmesophyllous(botany) Of moist habitats and having mostly large and soft leavesmesothoracesplural of mesothoraxmesothoraxesplural of mesothoraxmesothoriumsplural of mesothoriummesseigneurs(archaic) plural of monseigneurmessiahshipsplural of messiahshipmetaanalysesplural of metaanalysismetaanalysisAlternative spelling of meta-analysis.metabalomics(biology) Alternative form of metabolomics.metabolizersplural of metabolizermetabolomics(biochemistry) The study of the range of metabolites present in a person's body at normal times, and when suffering from specific diseases; may be useful as a diagnostic tool.metabonomics(biochemistry, genetics) The study of the metabolic responses of organisms to stimuli such as disease or injury.metacentricsplural of metacentricmetachronous(physiology) Occurring at a different time to that of a specified event.metadynamics(mathematics, computing, physics, chemistry) An algorithmic method of simulating rare complex systems and for calculating the free energy associated with themmetagalaxiesplural of metagalaxymetagenetics(genetics) The application of genetics to communities rather than individual organismsmetagenomics(genetics) The study of genomes recovered from environmental samples; especially the differentiation of genomes from multiple organisms or individuals, either in a symbiotic relationship, or at a crime scene.metaglinidesMisspelling of meglitinides.metagnathous(zoology) having the mandibles crossing at the tip of the bill, as in the crossbillmetallicnessThe quality of being metallic.metaluminous(geology) Having an alumina content approximately equal to that of alkaline oxidesmetalworkersplural of metalworkermetamictnessThe condition of being metamictmetanauplius(zoology) A larval crustacean in a stage following the nauplius, having about seven pairs of appendages.metaphylaxisMass medication of a group of animals, in advance of an expected outbreak of disease.metaphysicksplural of metaphysickmetapoliticsmetalinguistic talk about the analytic, synthetic, and normative language of politicsmetapophysis(anatomy) A tubercle projecting from the anterior articular processes of some vertebrae; a mammillary process.metapsychicsThe study of psychic or metapsychic phenomena.metastasisesthird-person singular simple present indicative of metastasisemetastasizesthird-person singular simple present indicative of metastasizemetasyphilis(medicine, archaic) Synonym of congenital syphilis.metathalamus(anatomy, neuroanatomy) A composite structure of the thalamus, consisting of the medial geniculate nucleus and the lateral geniculate nucleus.metatheoriesplural of metatheorymetatheriansplural of metatherianmetathoracesplural of metathoraxmetaviromicsThe viromics of metavirusesmetaxyaceous(botany, relational) Of or relating to the Metaxyaceae.methanolysis(organic chemistry) alcoholysis using methanolmethenaminesplural of methenaminemethylaminesplural of methylaminemethylationsplural of methylationmetricationsplural of metricationmetrologistsplural of metrologistmetropolisesplural of metropolismetrosexualsplural of metrosexualmetrosideros(botany) Any of the genus Metrosideros of myrtaceous trees and shrubs, including many species called ironwood.microabscessA very small, localised collection of pus.microamperesplural of microamperemicroaqueousContaining a very small amount of water and mostly an organic solventmicrobenthos(biology) benthic organisms that are less than .1 mm in size and thus microscopic.microbiomicsThe study of microbiomes.microbubblesplural of microbubblemicrocercousHaving a very short cercusmicrocystinsplural of microcystinmicrocytosis(pathology) A condition characterized by the presence of microcytes in the bloodmicroembolusA microscopic embolusmicrofibrousComposed of microscopic fibres.microforceps(surgery) A very small forceps.microfossilsplural of microfossilmicrogenesis(biology, anatomy, medicine) The condition of a body part which has developed abnormally small.microgliosisThe presence of microglia in nervous tissue following injurymicrogoggles(rare, science fiction) Goggles that help to see minuscule objects.microkinesis(fiction) The ability to move objects and affect matter on a microscopic, cellular, atomic or subatomic level with the power of one's mind.micromanagesthird-person singular simple present indicative of micromanagemicronucleus(biology) A small nucleus.microphagous(zoology) Feeding on small particles.microphallusThe condition of having an abnormally small penis; micropenismicrophonics(electronics) The phenomenon where certain components in electronic devices transform mechanical vibrations into an unwanted electrical signal.microphonous(obsolete, rare) Serving to augment the intensity of weak sounds; amplifying.microphysics(physics) The branch of physics that deals with objects smaller than a moleculemicroprocess(mathematics) Relatively small-scale processmicropterous(entomology) Having small, sometimes merely vestigial, wings.microreadersplural of microreadermicroremainsmicroscopic remainsmicrosamplesplural of microsamplemicroscopicsAny behaviour or characteristic observable at a microscopic scalemicroscopiesplural of microscopymicrosecondsplural of microsecondmicrosiemensA unit of conductance equal to one millionth of a siemensmicrospecies(biology) A genotype that is perpetuated by apomixis.microspheresplural of microspheremicrosporousRelating to microspores.microstylous(botany) Having a very short stylemicrosystemsplural of microsystemmicrotubulesplural of microtubulemicrovillousRelating to microvillimiddlingnessQuality of being middling.midlatitudesplural of midlatitudemidseventiesThe middle years of the 1970s.mightinessesplural of mightinessmilitarinessThe state or condition of being military.milklessnessAbsence of milk.milliamperesplural of milliamperemilligrammesplural of milligrammemillihenriesplural of millihenrymillimicronsplural of millimicronmillionairesplural of millionairemillisecondsplural of millisecondmillisiemensOne-thousandth of a siemens. Symbol mS.milquetoastsplural of milquetoastmindlessnessThe property of being mindless.mineralizersplural of mineralizermineralogiesplural of mineralogyminesweepersplural of minesweeperminiaturistsplural of miniaturistminimansionsplural of minimansionministerlessWithout a minister.minnesingersplural of minnesingerminstrelsiesplural of minstrelsymirabilariesplural of mirabilarymirrorednessQuality of being mirrored.mirrorshadessunglasses with a reflective coating on the outside of the lensesmirthfulnessThe property of being mirthful; happinessmisalliancesplural of misalliancemisbehaviorsplural of misbehaviormisbelieversplural of misbelievermiscarriagesplural of miscarriagemiscellaniesplural of miscellanymischieflessDevoid of mischief.mischievious(nonstandard) Alternative form of mischievous and mischeviousmisconstruesthird-person singular simple present indicative of misconstruemiscreationsplural of miscreationmisdemeanorsplural of misdemeanormisdiagnosis(medicine, pathology) An incorrect diagnosis.misericordesplural of misericordemisestimatesthird-person singular simple present indicative of misestimatemisguidancesplural of misguidancemishappiness(obsolete) Unhappiness; wretchedness; misery.misjudgmentsplural of misjudgmentmisperceivesthird-person singular simple present indicative of misperceivemisremembersthird-person singular simple present indicative of misremembermissionariesplural of missionarymisspellingsplural of misspelling.mistakennessThe state or condition of being mistaken.mistlessness(rare) Absence of mist.mistresslessWithout a mistress.mistrustless(obsolete) Without mistrust or suspicion; trusting, unsuspecting.misventurous(obsolete) Subject to misventure; unfortunate.mitogenomics(genetics) The study of the complete genome of the mitochondrion of an organismmitohormesismitochondrial hormesismockingbirdsplural of mockingbirdmodelessness(computing) The property of being modeless.moderatenessthe quality of being moderatemodificomics(biochemistry, genetics) The study of posttranslational modifications of the proteins associated with a particular genomemoisturelessDevoid of moisture.molestationsplural of molestationmolybdenosisAlternative form of molybdosis.molybdolysis(organic chemistry) The breakdown of proteins (at a disulfide bond) by means of molybdatemomentaneous(grammar) Of or relating to a grammatical aspect relating to an action that takes place at a specific point in time.momentumlessWithout momentum.monadelphous(botany) Having all its stamens within a flower fused together at least partly by the filaments.monantherous(botany) Having a single anthermonarthritisinflammation, or arthritis, of one joint at a time.moneyholdersplural of moneyholdermoneylendersplural of moneylendermonimiaceous(botany, relational) Of or relating to the family Monimiaceae.monkeyshinesplural of monkeyshinemonocephalusA pair of conjoined twins that share a single headmonochromousSynonym of monochrome.monocotylousmonocotyledonousmonoculturesplural of monoculturemonodelphous(botany) Describing stamens that have filaments united into a single tubelike groupmonodextrousNot ambidextrous; being either left-handed or right-handed.monogrammous(rare, archaic) monogrammicmonographous(obsolete) monographicmonohydratesplural of monohydratemonolatristsplural of monolatristmonolingualsplural of monolingualmonologuistsplural of monologuistmononeuritisneuritis affecting a single nervemonopetalous(botany, now rare) Having only one petal, or the corolla in one piece, or composed of petals cohering so as to form a tube or bowl; gamopetalous.monophthongsplural of monophthongmonophylesisThe condition of being monophyletic; monophylymonophyllous(archaic, botany) Having a single leaf, or a leaf consisting of only one piece.monophysitesplural of monophysitemonopyrenous(archaic, botany) Having a single stone or kernel.monosepalous(botany, of a calyx) having all sepals unitedmonosomatous(obsolete, biology) unicellularmonospermous(botany) Having only one seed.monostichous(botany) Arranged in a single row on one side of an axis.monoterpenesplural of monoterpenemonotrichousHaving a single flagellummonstrocious(informal) enormous; frighteningly or impressively largemonumentlessWithout a monument.moodlessnessAbsence of mood.moonlessnessThe quality of being moonless; absence of a (visible) moon.moonlightersplural of moonlightermorbilivirusMisspelling of morbillivirus.moribundnessThe state or condition of being moribund.moringaceous(botany) Belonging to the family Moringaceae of moringa trees.morningstarsplural of morningstarmorphallaxesplural of morphallaxismorphallaxis(biology) The regeneration of specific tissue due to loss or death of the existing tissue.morphognosisknowledge of the form of a specific class of thingsmorphologiesplural of morphologymorpholomics(cytology) The study of the morphology of differentiated cell types.morphonemicsAlternative form of morphophonemics.morphostasisThe maintenance of a system's current form when its environment changesmortarboardsplural of mortarboardmortgagelessWithout a mortgage.moschiferous(zoology) secreting muskmosquitolesswithout mosquitos.mosstroopersplural of mosstroopermotherboardsplural of motherboardmotherlinessThe property of being motherly.motoneuronesplural of motoneuronemotorneuronsplural of motorneuronmountaineersplural of mountaineermountainlessWithout mountains.mountainnessThe property of being a mountain, or of being mountainlike.mountaintopsplural of mountaintopmournfulnessThe property of being mournful.moveablenessThe quality of being moveable.movelessnessmotionlessnessmucilaginousOf or pertaining to mucilage; of, pertaining to, or resembling mucus; slimy and viscous.mucopeptidesplural of mucopeptidemucoproteinsplural of mucoproteinmucormycosis(pathology, mycology) Any fungal infection caused by fungi in the order Mucorales.muleskinnersplural of muleskinnermultiaddress(computing) Of or pertaining to more than one address in memory.multiamorousBeing able to love in many ways including polyamory, monogamy, etc.multicoloursMultiple colours.multicoursesMultiple courses (in various senses).multifariousHaving great diversity or variety; of various kinds; made up of many differing parts.multiflorous(botany) Having many flowers.multiformousObsolete form of multiform.multiloquousVery talkative.multinomialsplural of multinomialmultiphonics(music) The sounding of two or more pitches simultaneously, either with the voice, or on an instrument that normally sounds only single notes.multiphysics(physics) The simultaneous use of multiple physical models or techniquesmultiplenessThe quality or state of being multiple.multiplexersplural of multiplexermultiplexorsplural of multiplexormultiprocessEmploying multiple processes.multispeciesComprising or involving more than one species.multispinousHaving multiple spines.multisporousSynonym of multispore.multitalentsplural of multitalentmultivariousMany and variousmultiwindows(graphical user interface) multiwindow; involving multiple windowsmunificencesplural of munificencemurksomenessThe state or quality of being murksome; darkness.murmurationsplural of murmurationmuscularness(rare) muscularitymuselessnessThe quality of being museless.museologistsplural of museologistmushroomlessWithout mushrooms.muskellungesplural of muskellungemustachelessAlternative spelling of moustacheless.mutabilitiesplural of mutabilitymutationless(rare) Without mutation.mutinousnessThe state or condition of being mutinous.muttonfishesplural of muttonfishmutuatitious(obsolete) Borrowed, taken from another person or thing.mycetomatousRelating to a mycetoma.mycogenomics(biology, genetics) The genomics of fungimycoreovirusAny RNA virus of the genus Mycoreovirusmyelinationsplural of myelinationmyelinolysis(biology, medicine) Destruction of the myelin sheathmyelocytosis(pathology) The presence of excess myelocytes in the blood or bone marrowmyelogeneousAlternative spelling of myelogenous.myelogenesisThe formation and development of the brain and spinal cord, and the development of the myelin sheathmyelomatosis(pathology) (oncology) multiple myelomamyelopoeisisMisspelling of myelopoiesis.myelopoiesis(biology, broad definition) The production of the bone marrow and of all cells arising from it.myeloschisisA developmental anomaly characterized by a cleft spinal cord, owing to failure of the neural plate to form a complete neural tube, or rupture of the neural tube after closure.mylohyoideus(anatomy) The mylohyoid muscle.myoblastosisMisspelling of myeloblastosis.myocutaneousRelating to or composed of muscle and skin.myocytolysisA degenerative change (often reversible) that occurs to myocytes upon myocardial strain.myofasciitis(pathology) A disease of muscle characterised by infiltration of macrophagesmyofilamentsplural of myofilamentmyopigenesisThe development of myopia.myoporaceous(botany, relational) Of or relating to the Myoporaceae.myosclerosis(pathology) sclerosis of muscle tissue, especially myositis coupled with hyperplasia of the interstitial connective tissuemyosteatosisThe abnormal deposition of fat in muscle tissuemyotendinousrelating to, or connecting a muscle and a tendonmyotonolysisThe disruption of muscle tonemyristaceous(botany, relational) Of or relating to the Myristaceae.myrsinaceousRelating to the plant family Myrsinaceae.mysticalnessThe quality of being mystical.mythicalnessThe quality of being mythical.mythlessnessAbsence of myths.mythogenesisThe creation of a myth.mythologistsplural of mythologistmythologizesthird-person singular simple present indicative of mythologizemythopoeticsA mythopoetic system or construction.mythopoiesis(mythology) the creation of myth.myxedematousRelating to, or exhibiting, myxedema.myxoboliasisInfection with parasites (myxozoas) of the genus Myxobolus.myxomycetousRelating to the fungus class Myxomycetes.myxospermous(botany) Having a covering of mucilage