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List of 15-letter words containing

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There are 19 fifteen-letter words containing 2H, M, 2O and Y

CHEMOAUTOTROPHYchemoautotrophy n. (Biology) A mode of growth in which CO2 is the exclusive source of assimilated carbon, and energy is…
CHEMOAUTOTROPHY n. the production of energy by the oxidation of inorganic compounds, such as iron, ammonia and hydrogen sulphide.
CHROMOXYLOGRAPHchromoxylograph n. A woodcut produced in colour.
CHROMOXYLOGRAPH n. a picture printed in colours from wooden blocks.
DYSMORPHOPHOBIAdysmorphophobia n. (Dated, psychiatry) body dysmorphic disorder, dysmorphia.
DYSMORPHOPHOBIA n. fear of physical deformities.
DYSMORPHOPHOBICdysmorphophobic adj. (Psychiatry) Of or relating to dysmorphophobia.
DYSMORPHOPHOBIC adj. relating to or affected with dysmorphophobia, the fear that one's body is repulsive.
HEMATOPORPHYRINhematoporphyrin n. (Biochemistry) The porphyrin portion of heme (minus the iron atom).
HEMATOPORPHYRIN n. any of several porphyrins that are hydrated derivatives of protoporphyrins.
HOBBLEDEHOYDOMSHOBBLEDEHOYDOM n. the state of being a hobbledehoy, an awkward young fellow, also HOBBLEDEHOYHOOD, HOBBLEDEHOYISM.
HOBBLEDEHOYISMSHOBBLEDEHOYISM n. the state of being a hobbledehoy, also HOBBLEDEHOYDOM, HOBBLEDEHOYHOOD.
HOMEOPATHICALLYhomeopathically adv. By means of homeopathy.
HOMEOPATHIC adv. of or relating to homeopathy.
HOMOCHLAMYDEOUShomochlamydeous adj. (Botany) Having the perianth not divided into calyx and corolla.
HOMOCHLAMYDEOUS adj. with calyx and corolla similar.
HYETOMETROGRAPHHYETOMETROGRAPH n. an instrument for recording rainfall.
HYPOCHONDRIASMSHYPOCHONDRIASM n. hypochondria.
HYPOMENORRHOEAShypomenorrhoeas n. Plural of hypomenorrhoea.
HYPOMENORRHOEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHEA.
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.
MORPHOPHONOLOGYmorphophonology n. A branch of linguistics concerned with phonemes, and the phonological representation of morphemes.
MORPHOPHONOLOGY n. the study of the phonemic shape and the phonological representation of a language's morphemes.
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.
RHOMBENPORPHYRSRHOMBENPORPHYR n. an intermediate, moderately fine-grained igneous rock with feldspar phenocrysts rhombic in section, also RHOMBENPORPHYRY, RHOMBPORPHYRY.
RHOMBENPORPHYRYRHOMBENPORPHYRY n. an intermediate, moderately fine-grained igneous rock with feldspar inclusions, also RHOMBENPORPHYR, RHOMBPORPHYRY.
RHOMBPORPHYRIESRHOMBPORPHYRY n. an intermediate, moderately fine-grained igneous rock with feldspar inclusions, also RHOMBENPORPHYR, RHOMBENPORPHYRY.

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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 142 words
  • Scrabble in French: 2 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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