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List of 15-letter words containing

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There are 16 fifteen-letter words containing 2H, I, M, O, T and Y

BIORHYTHMICALLYbiorhythmically adv. In a biorhythmic way.
BIORHYTHMIC adv. relating to biorhythms.
CHEMOPSYCHIATRYCHEMOPSYCHIATRY n. treatment of mental illness by drugs.
HEMATOPORPHYRINhematoporphyrin n. (Biochemistry) The porphyrin portion of heme (minus the iron atom).
HEMATOPORPHYRIN n. any of several porphyrins that are hydrated derivatives of protoporphyrins.
HEMICRYPTOPHYTEhemicryptophyte n. (Botany) Any plant whose buds rest on the surface, being protected in various ways.
HEMICRYPTOPHYTE n. any perennial plant that bears its overwintering buds at soil level, where they are often partly covered by surface debris.
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.
HOMEOPATHICALLYhomeopathically adv. By means of homeopathy.
HOMEOPATHIC adv. of or relating to homeopathy.
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.
PHOTOCHEMICALLYphotochemically adv. By means of, or in terms of, photochemistry.
PHOTOCHEMICAL adv. of, relating to, or resulting from the chemical action of radiant energy and esp. light.
PHYTOCHEMICALLYphytochemically adv. In a phytochemical way.
PHYTOCHEMICAL adv. relating to the chemistry of plants.
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: 122 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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