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List of 15-letter words containing

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There are 17 fifteen-letter words containing 2A, D, 2T and Y

ALLOTETRAPLOIDYallotetraploidy n. The quality of being allotetraploid.
ALLOTETRAPLOIDY n. an allotetraploid organism.
ASTRODYNAMICISTastrodynamicist n. One who studies astrodynamics.
ASTRODYNAMICIST n. one who studies astrodynamics, the science of the motion of bodies in outer space and the forces that act on them.
AUTOTETRAPLOIDYautotetraploidy n. The property of being autotetraploid.
AUTOTETRAPLOIDY n. the state of being autotetraploid.
DISSATISFACTORYdissatisfactory adj. Causing dissatisfaction.
DISSATISFACTORY adj. causing dissatisfaction.
HYDROSTATICALLYhydrostatically adv. In a hydrostatic manner.
hydrostatically adv. With regard to hydrostatics.
HYDROSTATICAL adv. of or relating to fluids at rest or to the pressures they exert or transmit, also HYDROSTATIC.
HYDROXYAPATITEShydroxyapatites n. Plural of hydroxyapatite.
HYDROXYAPATITE n. a complex phosphate of calcium that occurs as a mineral and is the chief structural element of vertebrate bone.
HYDROXYLAPATITEhydroxylapatite n. Alternative spelling of hydroxyapatite.
HYDROXYLAPATITE n. a mineral of the apatite group that is rare in the ground but is the principal inorganic constituent of tooth enamel and bone.
NORTHEASTWARDLYnortheastwardly adv. Towards the northeast.
NORTHEASTWARDLY adv. in a northeasterly direction.
PENTADACTYLISMSPENTADACTYLISM n. the state of being pentadactylic.
POLYUNSATURATEDpolyunsaturated adj. (Chemistry) Of or relating to long chain organic compounds that have multiple double bonds; polyunsaturated…
polyunsaturated adj. (Nutrition, of a fat or oil) Having a chemical structure that does not easily change into cholesterol…
POLYUNSATURATED adj. having many double or triple bonds in a molecule.
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.
TETRAHYDROFURANtetrahydrofuran n. (Organic chemistry) A heterocyclic ether having a five-membered ring with four carbon atoms and one…
TETRAHYDROFURAN n. a flammable liquid ether derived from furan and used as a solvent and as an intermediate in organic synthesis.
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.
UNADULTERATEDLYunadulteratedly adv. Without adulteration.
UNADULTERATED adv. not adulterated, also UNADULTERATE.
UNANTICIPATEDLYunanticipatedly adv. Without being anticipated; unexpectedly.
UNANTICIPATED adv. not anticipated.
UNTRADITIONALLYuntraditionally adv. In an untraditional manner; not according to tradition.
UNTRADITIONAL adv. not traditional.

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: 196 words
  • Scrabble in French: 7 words
  • Scrabble in Spanish: 1 word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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