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20-Letter Words Containing: I,R,O,N,S

 (In Any Order)
There are 89 20 letter words, 559 20 letter phrases and 0 20 letter abbr's with I,R,O,N,S in.

Best Scoring 20 Letter Words With: I,R,O,N,S

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All 20 Letter Words

Words (89)
overenthusiasticallyunsatisfactorinessesunderrepresentationsuncompromisingnessesultrasegregationistsultrarevolutionariesultracentrifugationstransformationalistssyncategorematicallysuperspecializationsrepresentationalistsrepresentationalismsreinstitutionalizingreindustrializationsreconceptualizationsradioimmunoassayablepseudocholinesteraseprofessionalizationsphotoreconnaissancesphotophosphorylationphotointerpretationsphotodisintegrationsphosphofructokinasesphiloprogenitivenessphenylthiocarbamidesphenylpropanolaminesparadichlorobenzenespaleoanthropologistsoverprotectivenessesoverintellectualizesoverdifferentiationsnondestructivenessesneuropsychiatricallyneurophysiologicallyneuropharmacologistsneuroendocrinologistneuroendocrinologiesmischaracterizationsmicropaleontologistsmicrocrystallinitieslymphogranulomatosiskeratoconjunctivitesirreproachablenessesirreconcilablenessesinterstratificationsinterconnectednessesinconsiderablenessesincomprehensiblenessincommensurabilitiesimmunoprecipitationshyperconsciousnesseshomotransplantationsglomerulonephritidesexpressionlessnessesencephalomyocarditiselectroluminescencesdimethylnitrosaminesdepartmentalizationsdeoxyribonucleotidesdeindustrializationsdehydrochlorinationscytodifferentiationscountersurveillancescountermobilizationscounterintelligencescounterdemonstratingcounterconditioningscontradistinguishingcomprehensiblenessesantifluoridationistsanticonservationistsantiauthoritarianismanthropocentricitiesadrenocorticotropinsadrenocorticosteroidacetylcholinesteraseoophorosalpingectomynephroangiosclerosismagnetohydrodynamicslipochondrodystrophykeratoconjunctivitisinternationalisationincontrovertiblenessimmunohistochemistryhyperadrenocorticismcounterrevolutionistcounterdemonstrationcounter-revolutionistcompartmentalisation
Phrases (559)
woodrow wilson guthriewilliam lloyd garrisonwilliam henry harrisonvirgil garnett thomsonuniversity of nebraskatwo-dimensional figuretunisian monetary unittumour necrosis factortransportation systemthomas lanier williamssuborder strepsirhinisuborder myxiniformesstephen collins fostersphenisciform seabirdsouthern united statessouth american countrysoftware optimizationsir karl raimund poppersir charles wheatstonesimple harmonic motionsignature recognitionsense of right and wrongselective informationsedative-hypnotic drugsecond lateran councilsecond coming of christscipio africanus majorschool superintendentsaponaria officinalissamuel rawson gardinersaint peter the apostlesaccharum officinarumrobert louis stevensonrhizopogon idahoensisresurrection of christresident commissionerrequirements contractrepublic of kazakhstanreconstruction periodracial discriminationprumnopitys taxifoliaprofessional relationprinciple of parsimonyprescription medicineplasminogen activatorpierre simon de laplacephotographic emulsionpersonality inventorypersonal relationshippast progressive tensepass with flying colorsoryctolagus cuniculusorder sphenisciformesorder actinomycetalesobstruction of justicenutritionist's calorienicolas de malebrancheneisseria gonorrhoeaenasturtium officinalemilton snavely hersheymilitary installationmental representationmarket capitalisationluscinia megarhynchoslunar excursion moduleludwig mies van der rohelebanese monetary unitlateral epicondylitisklemens von metternichjudgement on the meritsjapanese monetary unitislamic calendar monthinstruction executionindirect transmissionhomolosine projectionhenri toulouse-lautrechans christian oerstedgross national productgleditsia triacanthosgeorges henri lemaitregenus phoenicophoriumgenus ornithorhynchusgaultheria procumbensfundulus heteroclitusfriendly relationshipfrankenstein's monsterfouquieria columnarisfederation of malaysiafather of the submarineestonian monetary unitendogenous depressionemotional disturbancedouble-reed instrumentdivision tracheophytadisplacement reactiondianthus caryophyllusdemonstrative pronoundegenerative disordercortinarius violaceuscontradiction in termsconservation of matterconsecutive operationcomparative anatomistcommunity of interestscommercial instrumentcommercial enterprisecharadrius morinelluscentropus phasianinuscase-to-infection ratiocarter administrationcarson smith mccullerscardinal compass pointcapital of switzerlandcapital of sierra leonecapital of rhode islandbyelorussian languagebusiness relationshipbusiness organizationbusiness organisationbroadcast programmingbritish pound sterlingbotswana monetary unitbotaurus lentiginosusblue ribbon commissionbaron snow of leicesteraustrian monetary unitaustralian bonytongueatmospheric conditionartemisia californicaarcheological remainsappendicular skeletonapium graveolens dulceanemopsis californicaamsinckia grandifloraamerican harvest mouseambystomid salamanderambrose gwinett biercealice malsenior walkeralexander iii of russiaalessandro cagliostroaimee semple mcphersonageratum houstonianumacquisition agreementaboriginal australianzalophus californicusyosemite national parkxeroderma pigmentosumxenorhyncus asiaticusxanthosoma atrovirensworld trade center siteworkmen's compensationword processing systemwoolsorter's pneumoniawilliam nunn lipscom jr.william felton russellwestern honey mesquitevoice in the wildernessvincetoxicum hirsutumvigdis finnbogadottirverbesina encelioidesvena supratrochlearisvena labialis superiorvena labialis inferiorvena facialis anteriorvena cerebrum superiorvaleriana officinalisustilaginoidea virensuniversity of michiganuniversal propositionuniversal product codeuniversal gas constantunited states congressunited states air forceunited church of christungradable oppositiontrichomanes speciosumtrichomanes reniformetransversus abdoministransorbital lobotomytranscortical aphasiatrachinotus carolinustoy manchester terriertoxic industrial wastetonsilla pharyngealistolypeutes tricinctusthysanopterous insectthorstein bunde veblentheory of dissociationtheodore francis powysthelonious sphere monktelevision-camera tubetelevision newscastertaurotragus derbianustartarian honeysucklesysteme internationalsynchronous operationsympathetic vibrationsylvilagus floridanusswietinia macrophyllaswainsona grandiflorasupport vector machinesuperior cerebral veinsuperfamily tineoideasudanese monetary unitsubornation of perjurysuborder anthropoideasubliminal perceptionsubfamily hydromyinaesubclass branchiopodastrawberry hemangiomasteatornis caripensisstandard transmissionst. gregory of nazianzensplit-half correlationspiranthes porrifoliaspecial-interest groupspartina cynosuroidessouth american sea lionsource of illuminationsomatotrophic hormonesomatic sensory systemsomalian monetary unitsolidago sempervirenssolid-propellant motorsoftware optimisationsocial stratificationsocial security numbersocial anthropologistsmiledon californicusslip-tongue log skiddersisymbrium officinalesir joseph john thomsonsir james young simpsonsir geoffrey wilkinsonsinusoidal projectionsingle-propeller planesiderochrestic anemiasideroblastic anaemiashort-billed marsh wrensexual discriminationsenior master sergeantsecretary of educationsecond epistle of petersecond earl of guilfordscouting organizationscleroderma aurantiumscintillation counterschizopetalon walkeriscaphiopus bombifronssaxifraga stoloniferasaxifraga sarmentosamsanvitalia procumbenssanitation departmentsalvinia rotundifoliasaint francis of assisirumohra adiantiformisround-spored gyromitrarocky mountains cherryrobert charles venturirhododendron viscosumrevolutions per minutereversing thermometerreuben lucius goldbergrespiratory infectionrepublic of uzbekistanrepublic of tajikistanreligious orientationreconstructive memoryreconnaissance by firereagan administrationpyridoxine 5'-phosphatepurse-string operationpsychopsis kramerianaproportional samplingprofit and loss accountprofessional footballprofessional baseballprocessus coronoideusprince-of-wales featherprimary solid solutionprice-to-earnings ratiopresident george w. bushpotassium-argon datingpotassium bicarbonateposttraumatic amnesiaposterior labial veinspostal rate commissionporonotus triacanthuspopulus grandidentatapolitical correctnesspodocarpus ferrugineaplectrophenax nivalisplatte river penstemonpilosella officinarumpierre-joseph proudhonphysical anthropologyphilosophy departmentphilip warren andersonphilip dormer stanhopepersonal line of creditperonospora hyoscyamiperomyscus gossypinusperitonsillar abscessperisoreus canadensispercussion instrumentpenstemon linarioidesorthopedic foot insoleorthogonal oppositionorganic brain syndromeorder torpediniformesorder of saint benedictorder lepidodendralesorder jungermannialesorange mushroom pimpleoperation desert stormonobrychis viciifoliaoceanic whitetip sharkobtuse-angled triangleobject of a prepositionnurse-patient relationnuclear power industrynotropis atherinoidesnorthwest territoriesnorthern united statesnorth island edelweissnonviolent resistancenonrestrictive clauseniels henrik david bohrneurological disordernerve block anesthesianephrolepis pectinatanepalese monetary unitneoceratodus forsterinegotiable instrumentnecrotizing enteritisnecrobiosis lipoidicanarthecium ossifragummusculophrenic arterymumification necrosismountain standard timemountain lady's slippermortise-and-tenon jointmorphophonemic systemmorchella angusticepsmistletoe rubber plantmirabilis californicamildred ella didriksonmicrosorium punctatummeriones unguiculatusmenyanthes trifoliatamelville weston fullermaximilian's sunflowermarcus terentius varromaidenhair spleenwortmagnesium bicarbonatemacrotus californicusmacronectes giganteusmacroclemys temminckilysichiton americanumluis de gongora y argotelonicera sempervirenslofortyx californicuslipoid granulomatosislecture demonstrationlasthenia chrysostomalaguncularia racemosakosteletzya virginicaklinefelter's syndromekingdom of saudi arabiakinetic theory of gasesketosis-prone diabeteskaren danielsen horneyjournalist's privilegejoseph warren stilwelljoseph rudyard kiplingjohn augustus roeblingjapanese morning gloryjames douglas morrisonisidor feinstein stoneintravenous pyelogramintravenous injectionintransitive verb forminternational affairsinferior rectus muscleindustrial revolutionindustrial psychologyhyperkinetic syndromehypericum androsaemumhymenoxys grandiflorahylactophryne augustihydnocarpus wightianahyacinthus orientalishorizontal stabilizerhorizontal stabiliserhippodamia convergenshibiscus rosa-sinensishexalectris warnockiiheterodyne oscillatorherschelian telescopeheracleum sphondyliumhelleborus orientalishelianthus petiolarisheat of transformationharpullia cupanioideshare's-foot bristle fernguernsey monetary unitgriselinia littoralisgregory goodwin pincusgreater peritoneal sacgraeco-roman wrestlinggooseneck loosestrifegolden-crested kingletgnaeus julius agricolagiovanni schiaparelligeranium richardsoniigeometric progressiongeoffroea decorticansgenus reithrodontomysgenus ptilonorhynchusgenus pithecanthropusgenus gymnosporangiumgenus corynebacteriumgenus aspidophoroidesgenus argentinosaurusgaussian distributiongastrophryne olivaceagalvanic skin responsegaleorhinus zyopterusfriedrich anton mesmerfrederick moore vinsonform genus rhizoctiniaforeign correspondentforeground processingflindersia schottianafirst council of nicaeafirst battle of bull runfirst baron rutherfordfile transfer protocolfield press censorshipfibrous-rooted begoniafamily titanosauridaefamily scyliorhinidaefamily ostraciontidaeeuropean quaking aspeneuropean house cricketeucalypt tereticorniserythronium dens-caniserythrina vespertilioerigonum fasciculatumeragrostic abyssinicaepipactis helleborineenvironmental scienceenteric-coated aspirinenglish cocker spanielelectrostatic printerelectrostatic machineelectronic transistorelectronic instrumentechinochloa crusgalliechinocactus grusoniidryopteris marginalisdramatic mezzo-sopranodoubly transitive verbdolichonyx oryzivorusdoctoral dissertationdivision pteridophytadisassortative matingdirect supporting firedionysius i of syracusedicrostonyx hudsoniusdefensive attribitiondante gabriel rossettidaniel ortega saavedradangerous undertakingdalbergia stevensoniicyperus alternifoliuscriminal conversationcrataegus biltmoreanacoumarone-indene resincortinarius mutabiliscorpuscular radiationcoronary heart diseaseconvergent strabismuscontinental breakfastconstructive evictionconstruction industryconstantine i of greececonstant accelerationconservation of parityconservation of energyconservation of chargecompensatory spendingcompact disc write-oncecommon snapping turtlecommon carline thistlecommencement exercisecolour television tubecolorimetric analysisclostridium botulinumclose-quarter fightingclintonia andrewsianaclandestine operationcistothorus platensischrysophyllum cainitochrosomal abnormalitychloroxylon swieteniachinese black mushroomcharles dillon stengelcervical root syndromecervical disc syndromecentrolobium robustumcentaurium scilloidescarolina spring beautycardiac resuscitationcarcharhinus obscuruscampanula aparinoidescalostoma cinnabarinacalochortus nuttalliicalifornia false morelcalculus of variationsbrush-tailed porcupinebrugmansia suaveolensbrassaia actinophyllabosnia and herzegovinabiscayne national parkbinomial distributionbegonia semperflorensbalaenoptera borealisbadlands national parkbackground processingaversive conditioningaustronesian languageaustralian turtledoveaustralian labor partyaustralian coral snakeastrophyton muricatumasplenium trichomanesasplenium platyneuronasparagus officinalesartery of the penis bulbarteria intercostalisartemisia ludovicianaartemisia gnaphalodesardisia escallonoidesarctostaphylos alpinaarctic ground squirrelaposematic colorationapodictic propositionantonius stradivariusantitrust legislationandropogon virginicusandrew jackson downingamerican pasquefloweraldrovanda vesiculosaairborne transmissionair force space commandafrican bowstring hempaffine transformationabdominal nerve plexus
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