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List of 12-letter words containing

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There are 15 twelve-letter words containing E, H, O, P, X and Y

HYPERCOMPLEXhypercomplex adj. (Mathematics) Describing any of several types of higher-dimensional numbers having some characteristics…
hypercomplex n. (Mathematics) A hypercomplex number.
HYPERCOMPLEX adj. excessively complex.
HYPEROREXIASHYPEROREXIA n. compulsive overeating.
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.
LEXICOGRAPHYlexicography n. (Uncountable) The art or craft of compiling, writing, and editing dictionaries.
lexicography n. (Uncountable, linguistics) The scholarly discipline of analysing and describing the semantic, syntagmatic…
lexicography n. (Countable) A dictionary, a lexicon, a wordbook.
OROPHARYNXESoropharynxes n. Plural of oropharynx.
OROPHARYNX n. the part of the pharynx between the soft palate and the epiglottis.
OXYCEPHALIESoxycephalies n. Plural of oxycephaly.
OXYCEPHALY n. the condition of having a conical skull.
OXYCEPHALOUSOXYCEPHALOUS adj. having a conical skull, also OXYCEPHALIC.
OXYSULPHIDESoxysulphides n. Plural of oxysulphide.
OXYSULPHIDE n. a compound containing an element combined with oxygen and sulphur.
PHYLLOTAXIESphyllotaxies n. Plural of phyllotaxy.
PHYLLOTAXY n. the arrangement of leaves on a stem and in relation to one another, also PHYLLOTAXIS.
PHYTOALEXINSphytoalexins n. Plural of phytoalexin.
PHYTOALEXIN n. any substance produced by a plant as a defence against disease.
PROPOXYPHENEpropoxyphene n. Dextropropoxyphene.
PROPOXYPHENE n. a narcotic analgesic structurally related to methadone but less addicting.
PSYCHOSEXUALpsychosexual adj. Of or relating to the psychological aspect or aspects of sexuality.
PSYCHOSEXUAL adj. of or relating to the mental, emotional, and behavioral aspects of sexual development.
XEROPHYTISMSXEROPHYTISM n. being a xerophyte.
XYLOGRAPHERSxylographers n. Plural of xylographer.
XYLOGRAPHER n. one who practises xylography, the art of making engravings on wood.
XYLOGRAPHIESxylographies n. Plural of xylography.
XYLOGRAPHY n. the art of making engravings on wood, esp. for printing.

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: 68 words
  • Scrabble in French: 14 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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