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18-Letter Words Containing: O,R,R,I,S,T

 (In Any Order)
There are 123 18 letter words, 343 18 letter phrases and 0 18 letter abbr's with O,R,R,I,S,T in.

Best Scoring 18 Letter Words With: O,R,R,I,S,T

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All 18 Letter Words

Words (123)
disproportionatelygastroenterologisttransmogrificationspectrophotometricoverrepresentationhyperaldosteronismuniformitarianismsultramicroscopicalultraconservativesultraconservatismstrichloroethylenestriboelectricitiestransportabilitiestransistorizationstransformationallysuperminicomputerssuperadministratorstructuralizationsstereoregularitiesstereophotographicspectroheliographyspectroheliographsspectrofluorimeterribonucleoproteinsrevascularizationsrepresentationallyredistributionistsrecrystallizationsreconstructionistsreconstructionismsrechromatographiesradiochromatogramspraiseworthinessespolyacrylonitrilesphotoreproductionsphotomicrographiesparticularizationsoverprotectivenessoverindustrializesoverindustrializedoverfertilizationsoverextrapolationsoverconcentrationsotherworldlinessesorthopsychiatristsnonrevolutionariesnonrepresentativesnonfraternizationsnonarbitrarinessesneurotransmissionsneuropsychiatristsmisrepresentationsmisinterpretationsmineralocorticoidsmicroreproductionsmicrophotographiesmicrophotographersmicrometeorologistmicrometeorologiesmicrolepidopterousmicrodensitometricmicrodensitometersmicrocrystallinitymicrocalorimetriesmeretriciousnessesmacrophotographieslumpenproletariatsirresponsibilitiesinterrelationshipsinteroperabilitiesincorruptibilitieshyperrationalitieshyperpolarizationshydroxytryptamineshydrometeorologisthydrometeorologieshydrometallurgistshydroelectricitiesgastroenterologiesferroelectricitiesexterritorialitiesevapotranspirationelectroretinogramselectromyographieselectrochemistrieselectrocardiogramsdisproportionationdisproportionatingdihydroergotaminesdiastereoisomerismdendrochronologistdehydrochlorinatescreditworthinessescounterstrategistscounterrevolutionscounterculturalismcounteraggressionscounteradvertisingchlortetracyclinesbureaucratizationsbiotransformationsbacteriorhodopsinsastrophotographiesarchaeoastronomiesaerothermodynamicstriphosphopyridineterritorialisationspectrographicallyrhinolaryngologistpteridospermopsidapteridospermaphytamuscivora-forficatalaryngopharyngitishypoparathyroidismhypercholesteremiaglomerulonephritisfibrocartilaginouscross-fertilizationcross-fertilisationcorrosion-resistantballistocardiogramarteriolosclerosisantiferromagnetism
Phrases (343)
wisteria floribundavictor frankensteintreaty of versaillestranslating programthomas wright wallertelevision reportertelevision receiversyrian monetary unitsupervisory routinesuperiority complexsuborder anisopterasir mortimer wheelersir martin frobishersir frederick ashtonsir christopher wrensir arthur john evansshort-term liabilityshort hundredweightsexual reproductionscorpio the scorpionreturn on investmentrespiratory illnesspriority processingpresident jeffersonposterior pituitarypositive reinforcerportuguese republicpiano transcriptionostrya carpinifoliaoscar hammerstein iiorthotomus sutoriusorder trogoniformesorder sauropterygiaorder ichthyosauriaorder eubacterialesoenothera fruticosaneuropterous insectminor tranquilliserminister of religionmaster of literaturelouis-hector berliozlighthorse harry leelachrymal secretionkeyboard instrumentgovernment ministergenus recurvirostrafunctional disorderfederation of tribeselectron microscopeeducation secretarydistributor housingdisreputable persondirect transmissionconstruction workercommissaire maigretchristopher marloweauthoritarian stateartocarpus communisartistic productionarmoracia rusticanaamphibious aircraftalbert szent-gyorgyiair-to-ground missileagropyron cristatumaccordance of rightszero-coupon securityyellow bristlegrassyellow bristle grasswrit of habeas corpuswoolsorter's diseasewhorled loosestrifewhite fringed orchiswestern roman empirewestern ribbon snakeweather forecastingwandering albatrossvespertilio murinusvena supraorbitalisvascular prosthesisvaledictory speakervaledictory addressupholstery materialuniversity of oxfordtyrannus vociferanstussock caterpillartuberculoid leprosytropical rain foresttrogium pulsatoriumtremella fuciformistransitive verb formtransfiguration daytransfer of trainingthreshold operationthirst for knowledgethird battle of ypresthermosetting resinthermoplastic resintheory of indicatorsthe great starvationteucrium scorodoniaterritorial reservetaraktogenos kurziitaraktagenos kurziisweet-potato ring rotsupratrochlear veinsuborder tarsioideasuborder ruminantiasuborder odontocetisuborder lipotyphlasuborder lacertiliasuborder ceratopsiastructural genomicsstreptopelia turturstorage-battery gridsteganopus tricolorstanford universityst. christopher-nevissporobolus poiretiispirit of turpentinesouthern white cedarsouthern maidenhairsouthern hemispheresir george trevelyansir ernst boris chainsir alfred hitchcocksilver quandong treeshort gastric arteryserratula tinctoriasensory deprivationsensorimotor regionscleroderma bovistasailor's breastplatesacrifice operationround-tailed muskratrobotic telesurgeryrobert james fischerrobert bruce mathiasrichard john robertsrhus toxicodenedronrhizopus stoloniferrhetorical questionrevaluation reserveretarded depressionrespiratory diseaserepulsorlift enginereproductive systemregression equationregistration numberreductio ad absurdumred river of the southreal-time processingreactive depressionreaction propulsionratibida columnarispyrrhuloxia sinuatapus-forming bacteriapterocarpus indicuspsoriatic arthritisprospero lambertiniprosecuting officerproportional sampleprionotus carolinuspresident rooseveltpresent progressiveprehistoric cultureprairie golden asterpower-station workerportal hypertensionpopulus trichocarpaponcirus trifoliatapolice headquarterspneumogastric nervepinnotheres ostreumpine-barren sandwortpersonal credit linepenstemon rydbergiipenstemon newberryipedestrian crossingpancreatic fibrosisoxytropis lambertiiorthopterous insectornithopod dinosauroriental bush cherryorder ustilaginalesorder temnospondyliorder synentognathiorder stegocephaliaorder solenichthyesorder rickettsialesorder psilophytalesorder polymastiginaorder plantaginalesorder marchantialesorder bennettitalesoperations researchnorthern hemispherenormal distributionnon-christian priestneurotic depressionnervous prostrationmusculus teres minormultiple regressionmountain watercressmontia lamprospermamilitary censorshipmichael stuart brownmaster of ceremoniesmarta brigit nilssonmarquis de condorcetmajor tranquilliserlouis the quarrellerlong-distance runnerlitocranius wallerileycesteria formosaleptopteris superbalearner's dictionarykurdistan labor parykeratosis nigricanskammon strait bridgejunction transistorjerusalem artichokejames francis thorpeisopyrum biternatumiron-storage diseaseintermediate shroudinteragency supportinsider informationinorganic chemistryinformation measureinflationary spiralindirect expressionin your birthday suitidiopathic disorderhysterical neurosishydropower industryhesperis matronalishalicoeres radiatushaemorrhagic strokehaematobia irritansgyromitra esculentagregorian telescopegraduation exercisegovernment securityglorious revolutiongeothermal industrygeostationary orbitgenus rhinonicterisgenus lagerstroemiagenus hyracotheriumgenus dicranopterisgenus chorizagrotisgenus ceratotheriumgenus centropristisgenus agrobacteriumfrontier settlementfringed loosestrifefranklin d. rooseveltfrancois mitterrandforward transactionfluorescent fixturefirst earl of chathamfirst battle of ypresfirst baron tennysonfirst baron macaulayfast of the firstborneuarctos americanusesther hobart morriselectron microscopyelectric toothbrusheastern roman empireeastern fox squirreleastern cricket frogdryopteris goldianadryopteris fragransdryopteris filix-masdryopteris dilatatadorothy leigh sayersdiversionary attackdiscretionary trustdirector of researchdeflationary spiraldeep supporting firecystophora cristatacryptotermes breviscryptogramma crispacross-country skiingcross-country ridingcrisis interventioncotoneaster dammericorticospinal tractcortaderia selloanacorrosive sublimatecorporal punishmentcoronary thrombosiscoreopsis tinctoriacordyline australiscordia gerascanthusconversion reactionconversion hysteriaconstructive breachcongenital disorderconfederate soldiercoluber constrictorclematis versicolorcitrus aurantifoliacitroncirus webberichoriotis australischinese scholartreechinese scholar treechinese parasol treecerebral thrombosisceratotherium simumcecil scott forestercatherine i of russiabrush-tail porcupinebritish labour partybrevoortia tyrannisbreech presentationborn-again christianbird-footed dinosaurbidens trichospermabastardy proceedingbarometric pressureautoimmune disorderassociate professorassistant professorarticulatory systemarterial blood gasesarteria ethmoidalisarteria communicansartemisia abrotanumarmy of the righteousaristotelia serrataaristolochia durioraristarchus of samosarisaema dracontiumarisaema atrorubensarches national parkanterograde amnesiaalveolar resorptionacute brain disorderacentric chromosomeabsorption spectrum
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