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List of 15-letter words containing

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There are 12 fifteen-letter words containing 2A, 3E and Y

ARCHAEOPTERYXESarchaeopteryxes n. Plural of archaeopteryx.
ARCHAEOPTERYX n. a Jurassic fossil bird of the Archaeopteryx genus, with a long bony tail, sharp-toothed jaws, and wings bearing three clawed digits.
CYANOACETYLENEScyanoacetylenes n. Plural of cyanoacetylene.
CYANOACETYLENE n. a large and complex organic molecule found in interstellar clouds.
ELECTROANALYSESelectroanalyses n. Plural of electroanalysis.
ELECTROANALYSIS n. electrochemical analysis.
HAEMACYTOMETERShaemacytometers n. Plural of haemacytometer.
HAEMACYTOMETER n. an apparatus for counting the number of cells in a quantity of blood, typically consisting of a graduated pipette for drawing and diluting, also HEMACYTOMETER.
HENDECASYLLABLEhendecasyllable n. (Chiefly prosody) A line, verse, or word that comprises eleven syllables.
HENDECASYLLABLE n. a metrical line of eleven syllables.
HYPERAESTHESIAShyperaesthesias n. Plural of hyperaesthesia.
HYPERAESTHESIA n. excessive sensitivity, also HYPERESTHESIA.
MEGAGAMETOPHYTEmegagametophyte n. (Biology) Any gametophyte that develops from a megaspore.
megagametophyte n. (Biology) A female gametophyte.
MEGAGAMETOPHYTE n. the gametophyte developing vegetatively from the megaspore of a heterosporous plant.
METAGENETICALLYmetagenetically adv. In a metagenetic manner.
METAGENETIC adv. relating to metagenesis.
QUATERCENTENARYquatercentenary n. A four-hundredth anniversary.
QUATERCENTENARY n. a four-hundredth anniversary.
TEMPERAMENTALLYtemperamentally adv. In a temperamental manner.
temperamentally adv. (Not comparable) By one’s temperament.
TEMPERAMENTAL adv. relating to temperament.
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.

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: 155 words
  • Scrabble in French: 6 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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