Dictionary Only:
Profanity Off:

18-Letter Words Containing: S,E,M,A

 (In Any Order)
There are 140 18 letter words, 733 18 letter phrases and 0 18 letter abbr's with S,E,M,A in.

Best Scoring 18 Letter Words With: S,E,M,A

Expand?WordSave?LengthUsagePointsType
We couldn't find any valid Scrabble US words with a length of 18. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US!

All 18 Letter Words

Words (140)
telecommunicationsoversimplificationhyperaldosteronismdisenfranchisementpaleoclimatologistvaletudinarianismsungrammaticalitiesultraconservatismstransmissibilitiestranscendentalismsthermoplasticitiessuperconglomeratessuperadministratorstoichiometricallysphygmomanometriessimultaneousnessessemiquantitativelysemiprofessionallysemipermeabilitiessemidomesticationssemiconservativelysedimentologicallyremunerativenessesrechromatographiesrambunctiousnessespseudoparenchymatapremillenarianismspredestinarianismspostmillennialistspostmillennialismspostmillenarianismpolymorphonuclearsphotomicrographiesphosphoglucomutasepaleoclimatologiesoveroptimisticallyovercommunicationsovercommercializesnoncomparabilitiesnoncommutativitiesneurotransmissionsmultifariousnessesmulticellularitiesmuddleheadednessesmonochromaticitiesmisrepresentationsmisinterpretationsmisidentificationsmineralocorticoidsmicroradiographiesmicrophotographiesmicrophotographersmicroencapsulationmicroencapsulatingmicrocalorimetriesmethylnaphthalenesmethemoglobinemiasmelodramatizationsmechanochemistriesmanipulativenessesmalcontentednessesmagnetostrictivelymagnetoresistancesmacrophotographiesmacroglobulinemiaslymphangiographieslumpenproletariatsirremediablenessesinterminablenessesintermediatenessesintercolumniationsinharmoniousnessesindiscriminatenessincommensurabilityimpracticabilitiesimperturbabilitiesimpersonalizationsimperishablenessesimmunosuppressantsimmunoreactivitiesimmunoprecipitatesimmunohematologistimmunohematologiesimmeasurablenesseshyperpigmentationshyperimmunizationshyperalimentationshydroxytryptamineshydrometallurgistshomoscedasticitieshemoglobinopathiesextemporaneousnessethnomusicologicalestablishmentarianentrepreneurialismelectroretinogramselectromyographieselectrocardiogramsdisintermediationsdiscriminabilitiesdimethylhydrazinesdihydroergotaminesdiastereoisomerismdextroamphetaminesdeterminablenessesdenominationalismsdemythologizationsdematerializationsdecriminalizationscounterdemonstratecounterculturalismcongregationalismscompartmentalisingcompanionabilitiescommunicablenessescommercializationscommensurabilitiesbiocompatibilitiesarchaeoastronomiesanticommercialismsaerothermodynamicsaccumulativenessesabsentmindednessesunpleasant-smellingsentimentalizationsentimentalisationself-aggrandizementself-aggrandisementsaccharomycetaceaepteridospermopsidapteridospermaphytaplasmodiophoraceaemucopolysaccharidelacto-vegetarianismhypercholesteremiahomobasidiomyceteshemidemisemiquavercylindrical-stemmedantiferromagnetismadenocarcinomatous
Phrases (733)
william shakespearewilliam james durantwilliam dean howellswilliam butler yeatswhispering campaignwashington monumentunited arab emiratestransmitting aerialtomistoma schlegelithomas wright wallerthomas clayton wolfesyrian monetary unitsuborder clamatoressubclass metatheriasphenodon punctatumspatial arrangementspanish-american warsir william herschelsir william chamberssir matthew flinderssir martin frobishershort-term liabilitysergei rachmaninoffsemilunar cartilageseismic disturbanceseasonal adjustmentroyal academy of artsrheims-douay versionresearch colloquiumrepublic of surinamerepublic of maldivesproposal of marriageprince-of-wales plumepooecetes gramineuspolish monetary unitphysical phenomenonphotographer's modelpennisetum setaceumparkinson's syndromeoscar hammerstein iiorder passeriformesone thousand millionnycticebus pygmaeusnewspaper columnistnavigational systemmusical performancemusical arrangementmusculus temporalismusculospiral nervemount rushmore statemorchella crassipesminor tranquillisermethotrexate sodiummeleagris gallopavomegacycle per secondmeconopsis cambricamathematics teachermaterial possessionmaster of literaturemary wollstonecraftmarquis de lafayettemanganese tetroxidemalaclemys centratamake a clean breast oflogistic assessmentlimenitis archippuslicensing agreementlepomis macrochiruslatrodectus mactanslachrymal secretionkeyboard instrumentkatherine mansfieldkarl wilhelm scheelekamchatka peninsulajohn charles fremontjames whitcomb rileyjames prescott joulejames mckeen cattelljames matthew barriejames grover thurberjames arthur baldwinimperfective aspecthouses of parliamenthistorical documentheloderma suspectumhardstemmed bulrushgreen mountain stategrammatical subjectgossypium herbaceumgeorge simon kaufmangenus saccharomycesgenus melopsittacusgenus dimorphothecagenus chamaecytisusgenus amblyrhynchusfundamental measurefamily testudinidaefamily spirillaceaefamily sphyraenidaefamily scorpaenidaefamily scolopacidaefamily salviniaceaefamily physeteridaefamily muscicapidaefamily desmidiaceaefamily crassulaceaefamily centriscidaefamily asparagaceaeexpressed almond oilessential amino acidendorsement in blankelmer ambrose sperryelectronics companyelaeagnus commutataedward roscoe murroweconomic assistancedrafting instrumentdouay-rheims versiondirect transmissiondiplomatic ministerdewey decimal systemdanish monetary unitdame sybil thorndikedame joan sutherlandcrotalus mitchelliicreate from raw stuffconservation of masscompression bandagecommon american shadcommissaire maigretcolumbia universitycognitive semanticsclass schizomycetesclass gastromyceteschristopher marlowechemical operationscharles follen mckimceremonial occasioncerebral hemispherecastanea mollissimacarl wilhelm siemenscarl wilhelm scheelecarl gustaf mosandercapital of minnesotabusiness departmentbreak someone's heartbook of lamentationsblue ridge mountainsaugustinian hermitsastronomy satelliteassyrian neo-aramaicarthur m. schlesingerartemisia filifoliaapodemus sylvaticusantispasmodic agentantirrhinum filipesantagonistic muscleanamnestic reactionamlodipine besylateamerican pulsatillaambystoma mexicanumallegheny mountainsair-to-ground missileagnes george de milleageratina altissimaadministrative unitadministrative bodyadenosine deaminaseacoustic gramophoneacer pennsylvanicumabel janszoon tasmanzinc cadmium sulfidewinter olympic gameswilson cloud chamberwillie howard mays jr.william henry sewardwilliam henry hudsonwilderness campaignwestern roman empirewestern mountain ashwestern diamondbackwest indian smallpoxwesleyan methodistsweapons emplacementwalter william skeatvolumetric analysisvietnamese languageviaticus settlementviatical settlementvespula maculifronsveronica chamaedrysverbascum lychnitisverbascum blattariavena stylomastoideavascular hemophiliavaranus komodoensisvaccinium stamineumupholstery materialunary numeral systemumbelliferous planttypesetting machinetrisodium phosphatetrinectes maculatustrichostema lanatumtriangulum australetremella fuciformistreasury departmenttravelling salesmantransuranic elementtransmission systemtransitive verb formtop fermenting yeasttime deposit accounttime-and-motion studythomas stearns eliotthermoplastic resinthermobia domesticathalamostriate veinteucrium scorodoniateucrium chamaedrysterminable interesttanacetum douglasiitanacetum balsamitasystema urogenitalesystema lymphaticumsystema digestoriumsystem of numerationsynaptomys borealissuspended animationsurveillance systemsurgical instrumentsupra expressionismsupervisory programsuperfamily apoideasubthalamic nucleussubsistence farmingsubpoena duces tecumsuborder ruminantiasuborder nematocerasuborder mugiloideasuborder menotyphlasuborder lemuroideasubmersible warshipsubfamily triglinaesubfamily sylviinaesubfamily sterninaesubfamily numidinaesubfamily numididaesubfamily dorylinaesubfamily anserinaesubfamily acoraceaesubclass amphineurastyphelia humifusumstructural genomicsstriated muscle cellstrawberry ice creamstrawberry geraniumstratified samplingstraight-line methodstanley frank musialstandard atmospherespraguea umbellatumspartina pectinmataspace-time continuumsouthern maidenhairsouth temperate zonesonora semiannulatasolar thermal systemsolar magnetic fieldsolanum commersoniisolanum carolinensesodium thiosulphatesocio-economic classsmoking compartmentsmalleye hammerheadsmall cell carcinomasloanea jamaicensissisymbrium barbareasir bernard williamssidalcea malviflorashorea teysmannianashirley temple blackshaggymane mushroomseverance agreementserratia marcescensseptuagesima sundayseptember 11 attackssemi-sweet chocolatesemaphore telegraphsegmentation cavitysecurity departmentsecobarbital sodiumsebastes ruberrimusscleroderma bovistascale of measurementsarah kemble siddonssao tome and principesao bernardo do camposamuel jackson sneadsample distributionsambucus canadensissaint thomas a becketsaint martin's summersacramento sturgeonsabbatia campestrisround-tailed muskratrocky mountain sheeprobert mearns yerkesrobert james fischerrobert bruce mathiasrhodanthe manglesiirhizomatous begoniaremilegia australisrelative atomic massregistration numberreductio ad absurdumreal-time processingrattlesnake's masterrandom-access memoryramsay hunt syndromequercus marilandicaquadriphonic systemquadrigesima sundayquadraphonic systempus-forming bacteriapurple-stemmed asterpulmonary emphysemapublic relations manpsidium cattleianumprumnopitys elegansprospero lambertiniproportional samplepromotional expensepresident john adamspotassium hydroxidepotassium carbonatepotamogeton nodosuspotamogeton crispuspositive chemotaxisportuguese man-of-warpopulus balsamiferapneumogastric nerveplains lemon monardapimenta officinalispierre-simon laplacephragmites communisphonological systemphilaenus spumariuspetersburg campaignperuvian mastic treepeperomia sandersiipeninsular malaysiapecten magellanicusparochetus communisparacentral scotomaoxytropis lambertiioreamnos americanusorder polymastiginaorder plumbaginalesorder mycrosporidiaorder marchantialesorder haemosporidiaorder falconiformesorder endomycetalesorder coraciiformesoperating statementomphalotus illudensnormative economicsnierembergia repensniemann-pick diseasenicolas malebranchenewtonian mechanicsnewton's law of motionnemophila menziesiinegative chemotaxismyrica pensylvanicamyasthenic syndromemuskhogean languagemusculus teres majormusculus pectoralismunchausen syndromemountain watercressmountain spleenwortmountain fetterbushmountain blacksnakemother-in-law's tonguemost valuable playermoreton bay chestnutmorchella esculentamontia lamprospermamolecular biologistminor diatonic scaleminiature schnauzermineral associationminato ohashi bridgemilitary censorshipmichael stuart brownmichael gerald tysonmexican pocket mousemetaplastic anaemiametaphosphoric acidmetal spinning lathemetabolic alkalosismertensia virginicamerovingian dynastymerlangus merlangusmelospiza georgianamelissa officinalismelicocca bijugatusmedical institutionmedial rectus musclemeadow jumping mousemathematical symbolmaster of ceremoniesmason and dixon's linemary morse baker eddymarsilea drummondiimarriage settlementmarriage counselingmarquis de condorcetmarble bones diseasemajor tranquillisermajor diatonic scalemagneto-optical discmagnesium hydroxidemagnesium carbonatemachine translationlysiloma bahamensislupus erythematosuslungless salamanderloxostege similalislisteria meningitislimnocryptes minimalilium michiganenseleycesteria formosalepromatous leprosylate-spring-bloomingkorsakoff's syndromekarl wilhelm siemenskammon strait bridgekamchatkan sea eaglejumping bristletailjudgment in personamjoseph paul dimaggiojessica lucy mitfordjerusalem artichokejean francois milletjasminum officinalejames thomas farrelljames leonard farmerjames francis thorpejames edmund scrippsjames butler hickockjames buchanan bradyjamaica honeysucklejacques lucien monodisopyrum biternatumipomoea orizabensisinterstellar mediuminternal combustionintermediate shroudinsider informationinorganic chemistryinformation scienceinformation measurehypoplastic anaemiahydromantes shastaehorse chestnut creamhomo sapiens sapienshimalayish languagehesperis matronalishermann maurice saxehermann emil fischerherbert mclean evansheinrich schliemannhedeoma pulegioidesheat-seeking missilehawaii standard timehaemorrhagic strokehaematobia irritansgyromitra esculentagymnadenia conopseagunter wilhelm grassguadalupe mountainsgroup centrospermaegrievous bodily harmgreen monkey diseasegiacomo della chiesagermander speedwellgeothermal industrygeorge paget thomsongenyonemus lineatusgenus stephanomeriagenus stenopelmatusgenus spathiphyllumgenus septobasidiumgenus schlumbergeragenus schizophragmagenus schizachyriumgenus scaphosepalumgenus sarcorhamphusgenus phragmipediumgenus paphiopedilumgenus notophthalmusgenus mycobacteriumgenus micropogoniasgenus melanogrammusgenus malacothamnusgenus macrodactylusgenus macrocephalongenus lepidothamnusgenus lagerstroemiagenus hyracotheriumgenus halimodendrongenus gymnocalyciumgenus graptophyllumgenus ginglymostomagenus falcatifoliumgenus entomophthoragenus edmontosaurusgenus dracocephalumgenus dendrocalamusgenus compsognathusgenus chrysothamnusgenus chrysanthemumgenus chlamydomonasgenus chamaecyparisgenus ceratotheriumgenus ceratophyllumgenus ceratopetalumgenus cardiospermumgenus campyloneurumgenus calycophyllumgenus calamagrostisgenus arrhenatherumgenus armillariellagenus armadillidiumgenus argyroxiphiumgenus argyranthemumgenus anomalopteryxgenus agrobacteriumgenus acanthocybiumgeneral-purpose bombgastrocolic omentumgadus macrocephalusfunctional genomicsfull phase of the moonfrancois mitterrandfirst earl of chathamfinancial statementfemale circumcisionfamily xenosauridaefamily synodontidaefamily syngnathidaefamily symplocaceaefamily stromateidaefamily staphylaceaefamily spheniscidaefamily sphaeriaceaefamily sillaginidaefamily scutigeridaefamily schizaeaceaefamily scarabaeidaefamily relationshipfamily ramphastidaefamily plasmodiidaefamily orchestiidaefamily nephropsidaefamily musophagidaefamily marsileaceaefamily lepismatidaefamily gobiesocidaefamily gesneriaceaefamily erysiphaceaefamily equisetaceaefamily cupressaceaefamily ceratopsidaefamily celastraceaefamily catostomidaefamily brassicaceaefamily aulostomidaefamily aspleniaceaefamily ambrosiaceaefamily alismataceaefairness commissioneuonymus americanuseuclid's second axiomeuclid's fourth axiomeucalyptus maculataeucalyptus camphoraeuarctos americanusestimated tax returnesther hobart morriserysimum arkansanumepistle to the romansepidendrum tampenseendowment insuranceemil hermann fischerelymus trachycauloselymus caput-medusaeecclesiastical modeeastern roman empireeastern hop hornbeameastern catholicismearly warning systemdynamic loudspeakerdryopteris filix-masdomesticated animaldoctor of humanitiesdishwashing machinedigitaria ischaemumdicamptodon ensatusdescriptive grammardaylight-saving timedavidson's penstemondatabase managementcytisus ramentaceuscystopteris montanacynoglossum amabilecustard-apple familycrotalus adamanteuscriminal possessioncrescent-cell anemiacrataegus tomentosacourt of saint james'scotoneaster dammericorrosive sublimatecorporal punishmentconfederate jasminecomputer simulationcomplementary closecompetitor analysiscompatible softwarecompassionate leavecommunist manifestocommon staghorn ferncommon lady's-slipperclimbing salamanderclimbing nightshadeclematis virginianaclematis versicolorclematis ochreleucaclaudius ptolemaeusclassical mechanicsclass pyrenomycetesclass plectomycetesclass hymenomycetescirsium lanceolatumcimicifuga racemosacholoepus hoffmannichlamydera nuchalischarles william postchamaemelum nobiliscerebral thrombosisceratotherium simumceratostomella ulmicerapteryx graminiscelestial mechanicscatherine de mediciscastilleja chromosacascade transformercardamine pratensiscardamine douglasiicapsicum frutescenscapparis mitchelliicamelus dromedariuscamassia scilloidescalostoma raveneliicalostoma lutescenscalopogon tuberosumcalochortus amoenuscalifornia sycamorebursera microphyllaburmeisteria retusabubalus mindorensisbronchoscopic smearbritish thermal unitboy scouts of americabody plethysmographbluestem wheatgrassblindstitch machineblind stitch machinebinary number systembidens trichospermabernese mountain dogbering standard timebastard lignum vitaebasal metabolic ratebartolomeo eustachibartholomew robertsbarometric pressurebarbados maidenhairbarack hussein obamaautomobile industryautoimmune disorderautoimmune diabetesasterid dicot familyasian tiger mosquitoascomycetous fungusartium baccalaurensarticulatory systemarthur james balfourarteria mesentericaarteria ethmoidalisarteria communicansartemisia abrotanumarmy of the righteousarisaema triphyllumarisaema dracontiumarisaema atrorubensarboreal salamanderapplied mathematicsanterograde amnesiaanselm of canterburyanamnestic responseanacyclus pyrethrumamphetamine sulfateamerican watercressamerican water shrewamaranthus cruentusalsophila pometariaalmond-leaves willowallium ampeloprasumaleurites moluccanaalaska standard timeahmed salman rushdieagaricus campestrisactive matrix screenacoustic phenomenonacentric chromosomeacellular slime moldacceptance samplingabsorption spectrum
WordDB Icon
WordDB
United Kingdom
Download the WordDB app directly on your home screen for instant access. No App Store necessary, less than 1MB storage, always up-to-date and secure.
1.
Tap on share button
2.
Tap on Add To Home Screenadd button
3.
Find WordDB App Icon on your home screen