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List of 12-letter words containing

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There are 17 twelve-letter words containing E, 2H, 2O, T and Y

ETHNOHISTORYethnohistory n. The history of an indigenous people.
ETHNOHISTORY n. a study of the development of cultures.
HETEROCHRONYheterochrony n. (Biology) the variation in ontogeny of individuals of a species that gives rise to evolution.
HETEROCHRONY n. divergence from normal time sequence in development, also HETEROCHRONISM.
HETEROMORPHYheteromorphy n. (Biology) The state or quality of being heteromorphic; heteromorphism.
HETEROMORPHY n. dissimilarity in shape, structure, or magnitude.
HETEROTROPHYheterotrophy n. The state of being a heterotroph.
HETEROTROPHY n. the state of being a heterotroph, a secondary feeder eating plants or other animals.
HOMOIOTHERMYhomoiothermy n. (Biology) Alternative form of homeothermy.
HOMOIOTHERMY n. the maintenance of a constant body temperature, also HOMEOTHERMISM, HOMEOTHERMY, HOMOTHERMY.
HONEYMONTHEDHONEYMONTH v. (obsolete) to spend one's honeymoon, also HONEYMOON.
HYPOCHLORITEhypochlorite n. (Chemistry) any salt of hypochlorous acid; used as a household bleach.
HYPOCHLORITE n. a salt of hypochlorous acid.
HYPOSTROPHEShypostrophes n. Plural of hypostrophe.
HYPOSTROPHE n. a return to the primary argument after digression.
HYPOTHECATORhypothecator n. (Law) One who hypothecates or pledges anything as security for the repayment of money borrowed.
HYPOTHECATOR n. one who hypothecates.
METHOXYCHLORmethoxychlor n. (Organic chemistry) A synthetic organochlorine used as an insecticide.
METHOXYCHLOR n. a relatively nontoxic organochlorine insecticide.
ORTHOCEPHALYorthocephaly n. The condition of being orthocephalic.
ORTHOCEPHALY n. the state of being orthocephalic.
PHOTOTHERAPYphototherapy n. The use of light to treat disorders of the skin, and certain mood disorders.
PHOTOTHERAPY n. the treatment of disease by light.
PHYTOBENTHOSphytobenthos n. (Biology) benthic organisms that are plants or algae.
PHYTOBENTHOS n. plants living at the bottom of water collectively.
PHYTOCHROMESphytochromes n. Plural of phytochrome.
PHYTOCHROME n. a plant pigment which absorbs red or infrared rays and acts as an enzyme controlling growth.
PHYTOHORMONEphytohormone n. A plant hormone.
PHYTOHORMONE n. a plant hormone, regulating growth.
RHYTHMOPOEIArhythmopoeia n. The art of composing rhythmically.
rhythmopœia n. Obsolete typography of rhythmopoeia.
RHYTHMOPOEIA n. the art of composing rhythmically.
THERMOCHROMYthermochromy n. The property possessed by heat of being composed, like light, of rays of different degrees of refrangibility…
THERMOCHROMY n. a phenomenon in which certain dyes made from liquid crystals change colour reversibly when their temperature is change, also THERMOCHROMISM.

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: 57 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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