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List of 15-letter words containing

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There are 12 fifteen-letter words containing 2H, M, O, S, T and Y

CHEMOPSYCHIATRYCHEMOPSYCHIATRY n. treatment of mental illness by drugs.
HEMISPHERECTOMYhemispherectomy n. (Neurosurgery) Surgical removal of a hemisphere of the brain, usually performed to control otherwise…
HISTOCHEMICALLYhistochemically adv. By the use of histochemistry.
HISTOCHEMICAL adv. relating to histochemistry, the chemistry of living tissues.
HYPERTHYROIDISMhyperthyroidism n. (Medicine) The excessive production of hormones by the thyroid.
hyperthyroidism n. (Pathology) The pathological condition resulting from these excess hormones.
HYPERTHYROIDISM n. excessive functional activity of the thyroid gland.
HYPOTHYROIDISMShypothyroidisms n. Plural of hypothyroidism.
HYPOTHYROIDISM n. deficient activity of the thyroid gland.
HYSTRICOMORPHICHYSTRICOMORPHIC adj. belonging to the rodent suborder Hystricomorpha, which includes porcupines, cavies, agoutis, and chinchillas.
METHYLTHIONINESMETHYLTHIONINE n. as in methylthionine chloride, a dark green dye used as a stain, antiseptic etc.
PLETHYSMOGRAPHSplethysmographs n. Plural of plethysmograph.
PLETHYSMOGRAPH n. an instrument for measuring change in body part size due to blood flow.
PLETHYSMOGRAPHYplethysmography n. (Medicine) The diagnostic use of a plethysmograph.
PLETHYSMOGRAPHY n. measurement by use of a plethysmograph, an instrument for measuring change in body part size due to blood flow.
PSYCHOCHEMISTRYpsychochemistry n. The study of the psychological effects of chemicals on the brain.
PSYCHOCHEMISTRY n. the treatment of mental illness by drugs.
THERMOCHEMISTRYthermochemistry n. (Chemistry, physics) The study of the thermodynamics of chemical reactions.
THERMOCHEMISTRY n. a branch of chemistry that deals with the interrelation of heat with chemical reaction or physical change of state.
THIRTYSOMETHINGthirtysomething n. A tricenarian: a person in their thirties, a person aged between 30 and 39 years (inclusive).
thirtysomething adj. Between 30 and 39 years of age.
thirtysomething adj. Between 30 and 39 in number.

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: 72 words
  • Scrabble in French: 7 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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