12-Letter Words Starting With C and Ending With Y

Explore 485 matching words, including consequently, contemporary, cacheability, cachinnatory, cacistocracy.

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All 485 Matching Words

cacheabilityThe quality of being cacheable.cachinnatoryPertaining to loud or immoderate laughter.cacistocracyAlternative spelling of kakistocracy.cackhandedlyAlternative form of cack-handedly.cadaverouslyIn a cadaverous manner; like a cadaver.caespitoselyAlternative form of cespitosely.calamitouslyIn a calamitous manner.calcareouslyIn a calcareous manner.calculatedlyIn a calculated manner.caliginositydarkness; obscurity.caliginouslyIn a caliginous manner.calumniatoryContaining calumny; slanderous.calumniouslyIn the manner of a falsification intended to discredit another.calycanthemy(botany) A monstrosity of the calyx imitating an exterior corolla.calyptostasyAlternative form of calyptostase.canalographyVisualization of the flow of biological fluids through channels.canaloplasty(surgery) The surgical reconstruction of a canal or passage in the body.candescentlyin a candescent fashioncanoeabilityAbility to be navigated by canoe; quality or degree of being canoeable.canonicalityThe condition of being canonicalcanthoplasty(surgery) The operation of reshaping or reforming a canthus.cantillatoryRelating to cantillation or chanting.capacitively(physics, electronics) In relation to or in terms of capacitancecapacitivitySynonym of dielectric constant.capitulatoryServing to capitulate or surrender.capriciouslyIn a capricious manner; without caution or concern.capsulectomy(surgery) The removal of a capsule, especially one that surrounds an implant.carabidologyThe scientific study of carabid or ground beetles (Carabidae).caravanserayAlternative spelling of caravanserai.carbobenzoxy(organic chemistry) Synonym of benzyloxycarbonyl.carbolicallyWith carbolic acid.carbomethoxy(organic chemistry, in combination) A methyl ester of a carboxylic acid when used as a substituent -CO₂-CH₃carbonmonoxy(chemistry) Modified by reaction with carbon monoxidecardioectomy(surgery) The surgical removal of the heartcardiography(medicine) The graphic recording of the movement, or other function of the heart as a means of diagnosiscardiomegalymegalocardiacardioplasty(surgery) Repair of the cardia of the stomachcarriabilityThe ability to be carried.carryabilityAlternative spelling of carriability.cartoonishlyIn a cartoonish manner; thus, in a comical or exaggerated way.carveabilityAlternative spelling of carvability.castellologyThe study of castles.castrativelyIn a castrative manner.cataphyllary(botany) Describing brownish scales on the surfaces of some plants, probably derived from foliage-leaves.catawampuslyIn a catawampus manner.catchabilityThe quality of being catchable.categoriallyIn a categorial manner.categoricityThe quality of being categorical.cathodicallyAt, near, or while acting as a cathodecatholicallyIn a catholic manner.catholiquelyObsolete form of catholicly.cationically(physical chemistry, physics) In a cationic mannercaulifloweryResembling or characteristic of cauliflower.causimomancyDivination by studying the behaviour of objects placed in a fire. Related to empyromancy and pyromancy.cavernostomy(surgery) incision and subsequent drainage of a cavitycelebratedlyIn a celebrated way; famously.celebrealityA television programme about the real life of a celebrity.celestiality(uncountable) The state or condition of being celestial.cellulopathy(pathology) Any disease that has a cellular origincensoriouslyIn a censorious manner.centenniallyAs part of a centennial.centesimallyAccording to a division into 100 parts.centrographyThe graphical representation of the "centre of gravity" of a populationcentroidallyIn terms of the centroid.cephalicallyIn a cephalic mannercephalomancyDivination by the study of the skull or head of a donkey or goat. Sometimes described as the roasting of an ass's head on hot coals.cephalometryThe measurement of the head, especially in order to study growth, development, and disease.cephalopathy(pathology) Any disease of the headcephaloscopy(obsolete, anatomy) Examination of the head in order to predict mental faculties or characterceramography(materials science) microscopic study of ceramics.ceraunomancy(uncommon) Divination by thunder or lightning; the use of thunder or lightning to supernaturally gain information.ceraunoscopyDivination by interpreting thunder and lightning.cerebropathyA hypochondriacal condition verging upon insanity, occurring in those whose brains have been unduly taxed.cerebrophagySynonym of encephalophagy.cerebroscopy(medicine, dated) examination of the brain for the diagnosis of disease, especially by examining the interior of the eye, as with an ophthalmoscopeceremoniallyIn a ceremonial manner.cervicectomy(medicine) Surgical removal of the cervix.cervicoscopyVisual examination of the cervixchalcidologyThe study of chalcid wasps.chalcographyengraving on copper or brasschancemedleyAlternative spelling of chance-medley.changelesslyIn a changeless manner.charisticaryA person given the enjoyment of the revenues of a monastery, hospital, or benefice.chartabilityThe quality or degree of being able to be represented as a chart.charterparty(law) A contract between a shipowner and a merchant, under which a ship is hired for the conveyance of goods, etc.chasteninglyIn a chastening manner.chatteringlyIn a chattering manner.cheatability(billiards, snooker) The extent to which a pocket is cheatablecheckabilityThe quality of being checkable (in either sense of that word).checkerberryThe teaberry, Gaultheria procumbens.cheiloplasty(surgery) Lip surgery, especially as a form of reconstructive or cosmetic surgery.cheiromegalyAlternative form of chiromegaly.chelonochory(biology) seed dispersal by turtles or tortoiseschemobiology(biochemistry) The study of the influence of chemical compounds on biological systemschemocauterycauterization by means of a caustic chemicalchemodensity(physical chemistry) chemical density / concentrationchemoecology(chemistry, ecology) The chemical aspects of ecologychemosensoryof, or relating to a chemosensor, or to the perception of chemical signals by the senses; especially of the perception of taste and smellchemosurgery(medicine) The selective destruction of diseased or malignant tissue by means of chemical substances; used especially in the treatment of the skin.chemotherapy(medicine) Any chemical treatment intended to be therapeutic with respect to a disease state.cherishinglyin a cherishing mannercherubicallyIn a cherubic way.chiastoneurystreptoneurychickcharneyAn owl-like cryptid said to inhabit the forests of Andros Island in the Bahamas.chilifactory(rare, obsolete) Producing chyle.chimericallyIn a chimerical manner.chirotherapychiropractic therapychirurgeonly(archaic) having the characteristics of a chirurgeon (doctor or surgeon)chivalrouslyIn a chivalrous manner.choicelesslyin a choiceless mannerchoiceworthyWorthy of being chosen.cholecystomy(surgery) incision into the gallbladdercholericallyIn a choleric manner.chondrectomy(surgery) excision of cartilagechondropathydisease of the cartilagechoosability(chiefly graph theory) The property of being choosable.choreography(uncountable) The art of creating, arranging and recording the dance movements of a work, such as a ballet.chorionicityThe chorionic status of multiple pregnancies: whether twins in utero share one chorion and placenta (monochorionic) or whether they each have their own (dichorionic).chrestomathyA collection of written passages, used to learn an unfamiliar language.christianityObsolete form of Christianity.chromaticityAn objective specification of the quality of a colour, regardless of its luminance.chromatologyThe scientific study of colourchromographyAny of several specific colour analyses, techniques or processes (usually involving separation by colour or other property).chronographyA description or record of past time; history.chrysographyThe use of gold lettering in manuscriptschthonophagy(pathology) Alternative form of chthonophagia.churnabilityThe condition of being churnablechylifactoryAlternative form of chylifactive.cinchonologyThe pharmacology of cinchona and its derivativescineliteracyFamiliarity with films and cinema.cinematicityThe state or condition of being fit for the cinematographic process or film; filmicity.cinematologyThe art and science of making movies; cinematography.cingulectomy(surgery) Synonym of cingulotomy.circadianityThe condition of being circadiancircannuallyIn a circannual manner.circuitouslyIn a circuitous manner; following a circuitous route.circumbinary(astronomy) Having an orbit around both stars in a binary star system, or relating to such an orbit.circumorallyAround the mouth.circumrotaryAlternative form of circumrotatory.cisgenicallyIn a cisgenic mannercissexualityThe state, condition, or property of being cissexual.cissupremacy(LGBTQ, neologism) Ideology that regards cis people as superior to other people (including trans people, nonbinary people, and genderfluid people), or diminishes the rights or interests of those who are not cis.cistacticityThe state or degree of being cistactic.civilizatoryThat tends to civilizeclaimabilityThe quality of being claimable.clairvoyancy(nonstandard) Clairvoyance.clamourouslyArchaic spelling of clamorously.clangorouslyIn a clangorous manner; ringingly.claptrapperyclaptrap; nonsenseclarifyinglySo as to clarify.classicality(uncountable) The condition of being classicalclatteringlyWith a clattering sound.claudicatoryExhibiting or relating to claudication.cleanability(uncountable) The state of being cleanable.cleavabilityQuality or degree of being cleavable.cledonomancyDivination through interpreting chance remarks or events.clericocracy(rare, politics) Rule by clerics.clickability(computing) The quality of being clickable, of causing a particular action when clickedclientworthyWorthy of a client, or of being a client.climaticallyIn a climatic manner; regarding the climate.climbabilityThe condition of being climbable.clinocephalyA congenital concavity of the top of the headclinodactylyA bend or curvature of the little fingers toward the adjacent fourth fingers.clitodectomyMisspelling of clitorectomy.clitorectomy(surgery) the surgical procedure to remove all or part of the clitoris; female circumcisioncloseabilityAlternative form of closability.clottabilityThe quality or degree of being clottable.clubbabilityThe quality of being clubbable.clusterberry(US) Cotoneaster lacteus syn. Cotoneaster parneyicoachabilityThe state or condition of being coachable.coactivatoryRelating to coactivatorscoagulometrymeasurement of blood coagulationcoagulopathya disease which limits the coagulability of the bloodcoalitionaryOf, pertaining to, or employing a coalitioncoarctectomy(surgery) excision of a coarctation (of the aorta)coccidophagyThe condition of being coccidophagous.coccygectomy(surgery) Surgical removal of the coccyx.cochleostomy(surgery) The formation of an opening into the cochleacockneyishlyIn a Cockneyish manner.cocreativelyIn a cocreative manner.cocreativityThe quality of being cocreative.codependency(uncountable) The state of being codependent; codependencecodominantly(genetics) In a codominant mannercoefficiency(archaic) joint efficiency; cooperationcoendemicityThe condition of being coendemiccoercibilityThe ability to be coerced.coercitivityAlternative form of coercivity.coetaneouslyin a coetaneous fashioncogitabilityThe quality of being cogitable.cogitatinglyWith cogitation.cogitativelyIn a cogitative mannercogitativitycogitativenesscognaticallyWith regards to, or in terms of, a cognate.cognominallyBy way of cognomen, in regard to the cognomen.cohabitantlyAs a cohabitantcohesibilityThe state of being cohesible.coincidentlySimultaneously; at the same timecoincidinglySo as to coincide.coinhibitoryThat inhibits along with another inhibitorcolaminarityThe condition of being colaminarcolicinogenyThe production of colicin by a bacteriumcollapsology(uncommon) The transdisciplinary study of the collapse of industrial civilization, and what might succeed it.collaterallyIn collateral relation; not lineally.collectivelyIn a collective manner; viewed together as a whole; to be treated as a single unit, rather than the items that make up the collection separately.collectivity(uncountable) The condition of being collective.collegialitycollegial atmosphere; working with colleagues in an effective and cooperative mannercollegiatelyIn the manner of a community or of a group of colleagues.collembologyThe scientific study of springtails, the Collembola.collinearity(uncountable) The condition of being collinear.colloidalityThe state or quality of being colloidal.colloquiallyIn a colloquial manner.colonographyA virtual, non-invasive form of colonoscopy that uses computed tomographycolorabilityThe state or condition of being colorable.colorectallyVia the rectum and coloncolourimetry(analytical chemistry) Alternative spelling of colorimetry.colourlesslyAlternative spelling of colorlessly.colpocephalyA cephalic disorder involving the disproportionate enlargement of the occipital horns of the lateral cerebroventricles.colporrhaphy(surgery) suturing of a defect in the wall of the vaginacolumnwiselyIn a columnwise mannercombatworthyWorthy, ready, or fit for combat; fightworthy.comboability(video games) The quality of being comboable.comburimetry(obsolete) The measurement of how comburivorous a substance is.cometographyThe scientific description of comets.comfortinglyIn a comforting mannercomicographyA comprehensive list of comic books to which a particular person has contributed.comitativelyIn a comitative manner.commandatory(obsolete) mandatory, of the nature of a commandcommandinglyIn a commanding fashion.commendataryOne who holds a living in commendam.commendatoryServing to commend or compliment; complimentary.commendinglySo as to commend.commensalityThe act of eating together.commentatoryof or relating to a commentarycommerciallyIn a commercial manner: a manner pertaining to commerce.commissivelyIn a commissive manner.commodiouslyIn a commodious manner.communicablyIn a communicable manner.commutualityThe quality of being commutual.comodulatoryRelating to comodulationcompactivity(physics) A measure of how compact a granular material is.companionway(nautical) A staircase or ladder from one deck to another on a ship.compaternity(obsolete) The relationship of a godparent to their godchild.compellatoryServing to compel; compulsory.compellinglyIn a compelling manner.compensatory(of a payment) Intended to recompense someone who has experienced loss, suffering, or injurycomplacentlyIn a complacent manner; overly calm and contented; not troubled.complacentry(rare) complicitycompletivelyIn a completive manner.complexologyThe study of complexity theorycomplicatelyin a complicate (entwined) waycompresentlyIn a compresent manner.compressedlyIn a compressed manner.compressiblyIn a compressible way.compulsarilyMisspelling of compulsorily.compulsatoryEnforced by or resulting from compulsion; employing force or constraint; compulsory.compulsivelyIn a compulsive manner; obsessively.compulsorilyIn a compulsory manner.compurgatorycompurgatorialconcealinglyIn a concealing manner.concentricly(nonstandard) Alternative spelling of concentrically.conceptuallyIn a conceptual manner.concerninglyIn a manner that causes concern; worryingly.concessively(especially lingustics) By way of concession; in a concessive way.conchoidallyIn a conchoidal manner.conciliarity(religion) The adherence of various Christian communities to the authority of ecumenical councils and to synodal church government.conciliatoryWilling to conciliate, or to make concessions.concionatory(obsolete) Of or pertaining to preaching or public addresses.concludinglyIn a concluding manner; finally; conclusively.conclusatory(nonstandard) in the manner of a conclusionconclusivelyIn a conclusive manner; with finality; decisively.conclusorilyIn a conclusory manner.concomitancyThe condition of being concomitant; concomitanceconcordantlyIn a concordant manner.concordatoryOf or pertaining to a concordat (as between church and state).concretivelyIn a concretive manner.concurrentlyIn a concurrent manner; at the same time.concurringlyIn a concurring manner; concurrentlyconcussivelyIn a concussive manner.condemnatoryServing to condemn or censure.condemninglyIn a condemning fashion.condimentarySynonym of condimental.conductivelyIn a conductive mannerconductivityThe ability of a material to conduct electricity, heat, fluid or soundcondylectomy(surgery) excision of a condyleconfederallyIn a confederal manner.confessinglySo as to confess; by way of confession.configurablyIn a manner which can be configured.configurallySynonym of configurationally.confirmatoryServing to confirm something.confirminglySo as to confirm; in a confirming manner.confiscatoryUsing confiscation.conflictedlyIn a conflicted fashion.conformality(mathematics) The condition (of a map) of being conformal.conforminglyIn a way that conforms.confoundedlyIn a confounded manner; as if confused or thwarted.congenialityThe quality of being congenial; the state of being agreeable or of having similar tastes.congenicallyIn a congenic manner; coisogenicallycongenitallyIn a congenital manner; from birth.congratularySynonym of congratulatory.congregatoryThat congregate or flock togetherconnaturallyIn a connatural manner.connectivelyin a connective mannerconnectivity(uncountable) The state of being connectedconnectology(medicine, rare) The configuration according to which devices, tubes, etc. are connected.connubialityThe quality of being connubial.conqueringlySo as to conquer.conscionablyIn a conscionable manner.consecratoryThat consecratesconsensuallyin a consensual manner.consentfullyWith consent; consensually.consentinglyin a consenting manner, showing consentconsentually(perhaps nonstandard) Alternative spelling of consensually.consequently(conjunctive) As a result or consequence of something; subsequently.conservatoryHaving the quality of preserving from loss, decay, or injury.considerablySignificantly; to a degree worth considering.consideredlyIn a considered fashion.consignatary(obsolete) A consignee.consignatoryOne of several joint signatories to a document.consilientlyIn a consilient manner.consistantlyMisspelling of consistently.consistently(manner) In a consistent manner.consonantaryA script or writing system which has glyphs only for consonants.conspecifityThe condition of being conspecificconspiratoryOf, or relating to a conspiracy.conspiringlyIn a conspiring way; as part of a conspiracy.constabularyOf or relating to constables.constativelyIn a constative manner.constativityThe quality of being constative.constipatoryOf, relating to, or producing constipation.constituency(politics) A district represented by one or more elected officials.constitutory(uncommon) Serving to constitute or establish.constrictoryRelating to a constrictorconsultatoryFormed by, or resulting from, consultation; advisory.consummatelyIn a consummate manner.consummatoryPertaining to consummation; consummative.contactologyThe study of contact lenses.contagiositycontagiousnesscontagiouslyIn a contagious mannercontemningly(archaic) With contempt.contemporarybelonging to or occurring in the present timecontemptiblyIn a contemptible manner.contendinglySo as to contend or compete.contentfullyIn a contentful manner.contentuallyWith regard to content (rather than context)contestatoryServing to contest something.contestinglyIn a contesting or contending manner.contextuallyIn a contextual manner; with reference to context.contiguosity(rare) contiguousness; contiguity.contiguouslyIn a contiguous manner.contingentlyIn a contingent manner; without foresightcontinualityThe condition of being continualcontinuinglyIn a manner that is ongoing.continuouslyWithout pause.contractedlyIn a contracted manner.contrarianlyIn a contrarian manner.contributaryObsolete form of contributory.contributoryOf, pertaining to, or involving a contribution.controllablyIn a controllable manner.controlledlyIn a controlled manner.convectivelyIn a convective manner; with regard to convection.convenientlyIn a convenient manner, form, or situation; without difficulty.conventuallyIn a conventual manner.convergentlyIn a convergent mannerconverginglySo as to converge, or come together.conversantlyIn a familiar manner.convictivelyIn a convictive manner.convincinglyIn a convincing manner.conviviality(uncountable) The state of being convivialconvolutedlyIn a convoluted manner.convulsivelyIn a convulsive manner.coolheadedlyIn a coolheaded manner.coordinatelyIn a coordinate or coordinated fashioncopepodologyThe scientific study of copepods.copositivityThe property of being copositive.coppersmithyThe smithy of a coppersmith.coprosperityjoint prosperitycopulabilityThe quality of being sexually receptive.copulatingly(humorous) Extremely (as an intensifier).copulativelyIn a copulative manner.coquettishlyIn a coquettish manner; flirtatiously.coregulatoryInvolved with coregulation.coronagraphy(astronomy) The viewing of near-sun or near-stellar objects using a coronagraphcoronographyMisspelling of coronagraphy.corporeality(uncountable) The state of being or having a body (being corporal/corporeal); bodily existence.correctinglySo as to correct something.correctivelyIn a corrective manner; so as to correct something.correlatedlyIn a correlated manner.corruptinglyIn a corrupting manner.corruptivelyIn a corruptive way.corticectomy(surgery) Removal of part of the cerebral cortex.corticometryThe measurement of the cerebral cortex, typically as a diagnostic toolcoscinomancyDivination by the use of a suspended sieve sometimes from tongs or shears. The movement of the sieve when a person's name or word is spoken is interpreted.coscreenplayA jointly written screenplay.coseasonallyDuring a season.cosmeticallyIn cosmetic terms; regarding appearance.cosmobiologyA form of astrology based on midpoints.cosmogeologyStudy of the formation and evolution of celestial bodies.cotemporallyAt the same time.coterminallyIn a coterminal manner; ending together.cottonocracy(US, historical) A government dominated by the cotton industry, as in the United States before the American Civil War.cotyledonaryOf or pertaining to a cotyledoncountabilityThe quality of being countable.counterdowryA dowry that counters another dowry.counterentry(accounting) Synonym of contra (“entry or account that cancels another entry or account”).counteressayAn essay written to refute another essay.counterflory(heraldry) Decorated with fleurs-de-lis or other floral motifs arranged in pairs opposite each other, especially on opposite sides of a border on a shield or banner.counterparry(fencing) A parry that uses the energy of the opponent's incoming lunge.counterparty(finance, insurance, law) The other party to a financial transaction.counterqueryA counterquestion.counterrallyA rally (demonstration) held in opposition to another.counterreplyA reply to a reply.counterstoryA story that opposes and responds to an existing story.counterstudyA study that goes against another study.countertally(historical) A portion of a tally stick, broken off so that its authenticity can later be confirmed by aligning it with the other portion.countervairy(heraldry, of a field or charge, rare) Divided into a countervair pattern of two or more tinctures.courageouslyIn a courageous manner; bravely; boldly.covenantallyIn terms of or by means of a covenant.coverabilityThe condition of being coverable or being able to covercovolatility(economics) The related volatility of two or more financial instruments.coxcomicallyAlternative form of coxcombically.crackabilityThe quality or degree of being crackable.crackerberryThe Canadian bunchberry, Cornus canadensis.crackleberry(US, dialectal) The high-bush huckleberry, Gaylussacia baccata, native to eastern North America, or the fruit of this shrubcrackpotteryThe behavior of a crackpot; madness.crainiectomyMisspelling of craniectomy.cranioectomyAlternative form of craniectomy.craniographyThe analysis of the shape and proportion of the skull, especially by means of craniometricscranioplastysurgical repair of a defect or deformity in the skullcrashabilityThe quality of being crashable (in any sense).craunchinglyArchaic form of crunchingly.creditworthy(finance) Deemed likely to repay debts.crenotherapy(alternative medicine) The therapeutic use of mud, mineral waters and steam.cretaceouslyIn a chalky manner; as or like chalk.cricomyotomyCricopharyngeal myotomy.cringeworthy(colloquial) That causes one to cringe with embarrassment; embarrassing.criteriology(philosophy) The study of the validity of reasoning and the criteria necessary to achieve knowledge.cromniomancyDivination by onions or onion sprouts.crossabilityThe state of being crossable.crosscountryAlternative form of cross-country.crossentropyAlternative form of cross entropy.crossmodallyAcross or between modescrushabilityThe property of being capable of being crushed.cryofacilityA cryogenic facility.cryopedologyThe study of frozen ground.cryorecoveryrecovery of a cryopreserved materialcryotoxicitytoxicity when subjected to a freeze / thaw cycle (typically due to protein damage)cryptobotany(rare) The study of plants whose existence has not been proven.cryptographyThe discipline that embodies the principles, means, and methods for transforming data to hide its semantic content, prevent unauthorized use, or detect modifications, while also ensuring information security through confidentiality, integrity, authentication, and nonrepudiation.crystalinityAlternative form of crystallinity.crystallurgy(dated) crystallizationculicidologyThe study of mosquitos.cumbersomelyIn a cumbersome way.cumulabilityThe ability to be accumulated into a single groupingcumulativelyIn a cumulative manner.cupidinouslyIn a cupidinous manner; greedily, desirously.curatabilityThe condition of being curatablecuratoriallyIn a curatorial way; suggesting or pertaining to a curator.curietherapybrachytherapycurmudgeonlyCharacteristic of a curmudgeon; churlish.curmudgeonryBehaviour characteristic of a curmudgeon; surly ill temper.cursorialityThe quality of being cursorial.curvaceouslyIn a curvaceous way.curvaciouslyAlternative form of curvaceously.cyanopicallyIn a cyanopic mannercyberanarchyAn anarchic state or condition on computer networks.cybereconomyAn economy based on the Internet or in cyberspace.cyberfantasyFantasy facilitated by the Internet or cyberspace.cyberlibertyLiberty on the Internet or in cyberspace.cyberlibraryA cybrary (online collection of reference material).cyberprivacyPrivacy in cyberspace.cyberprodigy(computing, rare) Person who has an extraordinary talent for using computers.cyberrealityA reality created in cyberspace.cybersocietySociety in cyberspace.cybertherapyTherapy, especially psychotherapy, administered over the Internet.cycleabilityAlternative form of cyclability.cyclocephaly(medicine) cyclopiacyclonicallyIn a cyclonic fashion.cyclotherapy(medicine) The use of a number of low-dose drugs in rotationcylindricity(uncountable, geometry) The quality of being cylindrical.cystobiliaryRelating to a biliary cystcystorrhaphy(surgery) suture of the bladdercytoactivitycytological activitycytoimmunityimmunity to cytotoxinscytotaxonomy(taxonomy) The classification of organisms based upon their cellular structure and function, and especially based on the number and structure of their chromosomescytotoxicity(biology) The property of being toxic to a cell.