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List of 12-letter words containing

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There are 8 twelve-letter words containing A, I, N, O, P, X and Y

ASPHYXIATIONasphyxiation n. Death due to lack of oxygen.
asphyxiation n. An acute lack of oxygen.
ASPHYXIATION n. the act of asphyxiation.
EXPANSIONARYexpansionary adj. That promotes or exhibits expansion; expansionist.
EXPANSIONARY adj. tending toward expansion.
HYPOXANTHINEhypoxanthine n. (Organic chemistry) A bicyclic heterocycle, 3,7-dihydropurin-6-one, that is an intermediate in the biosynthesis…
HYPOXANTHINE n. a purine base found in plant and animal tissues that yields xanthine on oxidation.
PHYCOXANTHINphycoxanthin n. (Dated) A yellowish colouring matter found in certain algae.
PHYCOXANTHIN n. a yellow pigment found in diatoms, brown seaweeds etc.
PHYTOALEXINSphytoalexins n. Plural of phytoalexin.
PHYTOALEXIN n. any substance produced by a plant as a defence against disease.
POLYSILOXANEpolysiloxane n. (Chemistry) Any of many polymers having a siloxane repeat unit.
POLYSILOXANE n. any of a number of polymers which are the basis of silicone chemistry.
PYRIDOXAMINEpyridoxamine n. (Biochemistry) A constituent of vitamin B6, essential for the metabolism of starch and amino acids.
PYRIDOXAMINE n. a crystalline amine of the vitamin B6 group.
XYLOGRAPHINGxylographing v. Present participle of xylograph.
XYLOGRAPH v. to copy by xylograph.

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: 41 words
  • Scrabble in French: 5 words
  • Scrabble in Spanish: 3 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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