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List of 15-letter words containing

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There are 20 fifteen-letter words containing A, E, 3T and Y

AUTHORITATIVELYauthoritatively adv. In an authoritative manner, being worthy of trust.
AUTHORITATIVE adv. having or proceeding from authority.
AUTOTETRAPLOIDYautotetraploidy n. The property of being autotetraploid.
AUTOTETRAPLOIDY n. the state of being autotetraploid.
BIOSYSTEMATISTSbiosystematists n. Plural of biosystematist.
BIOSYSTEMATIST n. one who studies biosystematics.
COINSTANTANEITYcoinstantaneity n. Coinstantaneousness.
COINSTANTANEITY n. the state of being coinstantaneous.
COUNTERSTRATEGYcounterstrategy n. Any strategy designed to counter another, or to render something ineffective.
counter-strategy n. Alternative spelling of counterstrategy.
counter␣strategy n. Alternative spelling of counterstrategy.
CRYOPROTECTANTScryoprotectants n. Plural of cryoprotectant.
CRYOPROTECTANT n. a cryoprotective substance.
ELECTROACTIVITYelectroactivity n. Quality or degree of being electroactive.
ELECTROACTIVITY n. the state of being electroactive.
INSTRUMENTALITYinstrumentality n. (Uncountable) The quality or condition of being instrumental; serving a purpose, being useful.
instrumentality n. (Countable, law) A governmental organ with a specific purpose.
instrumentality n. (Countable) Something that is instrumental; an instrument.
INTELLECTUALITYintellectuality n. The characteristic of being intellectual.
INTELLECTUALITY n. the state of being intellectual.
INTERFRATERNITYinterfraternity adj. Between fraternities.
INTERFRATERNITY n. between fraternities.
INTERTEXTUALITYintertextuality n. The idea that a given text is a response to what has already been written, be it explicit or implicit.
intertextuality n. The reference to another separate and distinct text within a text.
INTERTEXTUALITY n. the complex interrelationship between a text and other texts taken as basic to the creation or interpretation of the text.
PHOTOELASTICITYphotoelasticity n. A technique for studying and measuring the stresses and strains in an object by means of mechanical birefringence.
PHOTOELASTICITY n. the state of being photoelastic.
SYNTHETISATIONSSYNTHETISATION n. the process of synthetising, also SYNTHETIZATION.
SYNTHETIZATIONSsynthetizations n. Plural of synthetization.
SYNTHETIZATION n. the process of synthetizing, also SYNTHETISATION.
SYSTEMATISATIONsystematisation n. (British spelling) Alternative form of systematization.
SYSTEMATISATION n. the act of systematising, also SYSTEMATIZATION.
SYSTEMATIZATIONsystematization n. The act of systematizing.
systematization n. A systematic organization.
SYSTEMATIZATION n. the act of systematizing, also SYSTEMATISATION.
TETARTOHEDRALLYTETARTOHEDRAL adv. having one fourth the number of planes required by complete symmetry.
TETRAETHYLLEADStetraethyl␣leads n. Plural of tetraethyl lead.
TETRAETHYLLEAD n. a colourless oily insoluble liquid formerly used in petrol to prevent knocking.
TETRAMETHYLLEADtetramethyllead n. (Organic chemistry) A compound with chemical formula C4H12Pb, used as an antiknock additive for gasoline.
TETRAMETHYLLEAD n. a volatile poisonous liquid used esp. formerly as an antiknock agent.
THERMOSTABILITYthermostability n. (Uncountable) The condition of being thermostable.
thermostability n. (Countable) The extent to which something is thermostable.
THERMOSTABILITY n. the state of being thermostable.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 263 words
  • Scrabble in French: 16 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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