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List of 13-letter words containing

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There are 18 thirteen-letter words containing 2E, 2O, P, T and Y

BUTYROPHENONEbutyrophenone n. (Pharmacology) Any of a class of antipsychotic drugs (such as haloperidol) used especially in the treatment…
BUTYROPHENONE n. any of a class of antipsychotic drugs (as haloperidol) used esp. in the treatment of schizophrenia.
COOPERATIVELYcooperatively adv. In a cooperative manner; working with others on a task as part of a team.
coöperatively adv. Alternative form of cooperatively.
co-operatively adv. Alternative spelling of cooperatively.
ENCEPHALOTOMYencephalotomy n. The dissection of the brain.
ENCEPHALOTOMY n. dissection of the brain.
HETEROSTROPHYheterostrophy n. (Biology) Twisting in a different direction.
HETEROSTROPHY n. the state of being heterostrophic, consisting of unequal strophes.
HYMENOPTERONShymenopterons n. Plural of hymenopteron.
HYMENOPTERON n. an order of insect having four membranous wings, e.g. ants, bees, wasps, also HYMENOPTERAN.
HYMENOPTEROUShymenopterous adj. (Entomology) Of the order Hymenoptera; hymenopteran.
HYMENOPTEROUS adj. having four membranous wings, as do ants, bees and wasps.
HYPOEUTECTOIDhypoeutectoid adj. Synonym of hypoeutectic.
hypoeutectoid n. A hypoeutectic alloy.
HYPOEUTECTOID adj. of a compound, containing less of the minor component than a eutectic compound.
HYSTEROSCOPEShysteroscopes n. Plural of hysteroscope.
NONEMPLOYMENTnonemployment n. Unemployment.
nonemployment adj. Not of or pertaining to employment.
NONEMPLOYMENT n. something that is not employment.
OPENMOUTHEDLYopenmouthedly adv. With the mouth open, especially in astonishment.
OPENMOUTHED adv. vociferous.
ORTHOPYROXENEorthopyroxene n. (Mineralogy) Any pyroxene that forms orthorhombic crystals.
ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene.
PHOTOTYPESETSphototypesets v. Third-person singular simple present indicative form of phototypeset.
PHOTOTYPESET v. to set (type matter) by phototypesetting.
PHYTOESTROGENphytoestrogen n. (Biochemistry) A substance found in certain plants (such as genistein) which can produce effects like…
PHYTOESTROGEN n. a plant substance similar to a weak oestrogen.
PNEUMONECTOMYpneumonectomy n. The surgical removal of all or part of a lung.
PNEUMONECTOMY n. the surgical removal of a lung.
POTENTIOMETRYpotentiometry n. (Physics) The measurement of electrical potential (voltage) using a potentiometer.
POTENTIOMETRY n. the measurement of the potential difference of electromotive force.
PROTEROGYNIESPROTEROGYNY n. the development of female organs before male to avoid self-fertilization.
PYLORECTOMIESPYLORECTOMY n. the surgical removal of all or part of the pylorus.
SPHEROCYTOSESspherocytoses n. Plural of spherocytosis.
SPHEROCYTOSIS n. the presence of spherocytes in the blood, as in certain haemolytic anaemias.

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: 185 words
  • Scrabble in French: 31 words
  • Scrabble in Spanish: 7 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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