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There are 20 twelve-letter words containing E, 2H, M, O, P, R and T

CHEMOAUTROPHCHEMOAUTROPH n. any organism, e.g. bacteria, that produces energy by the oxidation of inorganic compounds, such as iron, ammonia and hydrogen sulphide, also CHEMOAUTOTROPH.
CHEMOTHERAPYchemotherapy n. (Medicine) Any chemical treatment intended to be therapeutic with respect to a disease state.
chemotherapy n. (Oncology, most common usage) chemical treatment to kill or halt the replication and/or spread of cancerous…
CHEMOTHERAPY n. therapy involving the use of chemicals.
HEMIMORPHITEhemimorphite n. (Mineralogy) An orthorhombic-pyramidal mineral containing hydrogen, oxygen, silicon, and zinc.
HEMIMORPHITE n. an orthorhombic hydrated zinc silicate, usually occurring as white flattened prisms, one of the forms of calamine.
HETEROMORPHYheteromorphy n. (Biology) The state or quality of being heteromorphic; heteromorphism.
HETEROMORPHY n. dissimilarity in shape, structure, or magnitude.
HYPOTHERMIAShypothermias n. Plural of hypothermia.
HYPOTHERMIA n. subnormal temperature of the body.
MYTHOGRAPHERmythographer n. One who studies or writes down myths and legends.
MYTHOGRAPHER n. a student of mythography.
PHOTOTHERMALphotothermal adj. (Physics) Involving the production of heat by photoexcitation.
PHOTOTHERMAL adj. of or concerned with light and heat, esp. the production of heat by light, also PHOTOTHERMIC.
PHOTOTHERMICphotothermic adj. Relating to both light and heat.
PHOTOTHERMIC adj. of or concerned with light and heat, esp. the production of heat by light, also PHOTOTHERMAL.
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.
RHAMPHOTHECArhamphotheca n. A thin horny sheath of keratin on the outer surface of a bird’s beak.
RHAMPHOTHECA n. the horny or leathery outer layer of a bird's bill.
RHYTHMOPOEIArhythmopoeia n. The art of composing rhythmically.
rhythmopœia n. Obsolete typography of rhythmopoeia.
RHYTHMOPOEIA n. the art of composing rhythmically.
THEOMORPHISMtheomorphism n. The bestowal of divine attributes on humanity.
THEOMORPHISM n. the concept of man as having the form of a god.
THERIOMORPHSTHERIOMORPH n. an animal form in art.
THERMOGRAPHSthermographs n. Plural of thermograph.
THERMOGRAPH n. an instrument for recording changes in temperature.
THERMOGRAPHYthermography n. (Physics) Any of several techniques for the remote measurement of the temperature variations of a body…
thermography n. Any process of writing involving the use of heat.
THERMOGRAPHY n. a process of writing or printing involving the use of heat.
THERMOPHILESthermophiles n. Plural of thermophile.
THERMOPHILE n. a bacteria, plant etc. requiring or thriving in high temperatures, also THERMOPHIL, THERMOPHILIC, THERMOPHILOUS.
THERMOPHILICthermophilic adj. (Biology) of, or relating to a thermophile; living and thriving at relatively high temperatures.
THERMOPHILIC adj. of plants etc. requiring or thriving in high temperatures, also THERMOPHIL, THERMOPHILE, THERMOPHILOUS.
THERMOSIPHONthermosiphon n. An arrangement of siphon tubes for assisting circulation in a liquid.
THERMOSIPHON n. a method of circulating a cooling liquid through a system by using the slight difference in density between the hot and cool parts.
THERMOSPHEREthermosphere n. The layer of the Earth’s atmosphere directly above the mesosphere and directly below the exosphere.
THERMOSPHERE n. the outermost layer of the atmosphere.

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: 65 words
  • Scrabble in French: 13 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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