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There are 17 twelve-letter words containing H, M, 3O, R and Y

ANTHROPOTOMYanthropotomy n. The anatomy or dissection of the human body; androtomy.
ANTHROPOTOMY n. human anatomy.
CHROMATOLOGYchromatology n. The scientific study of colour.
CHROMATOLOGY n. the science of colour.
HOMOEOMORPHYhomœomorphy n. Obsolete form of homoeomorphy.
HOMOEOMORPHY n. the state of being homoeomorphy.
HOMOIOTHERMYhomoiothermy n. (Biology) Alternative form of homeothermy.
HOMOIOTHERMY n. the maintenance of a constant body temperature, also HOMEOTHERMISM, HOMEOTHERMY, HOMOTHERMY.
HOMOPOLARITYHOMOPOLARITY n. the state of being homopolar.
HOMOPOLYMERShomopolymers n. Plural of homopolymer.
HOMOPOLYMER n. a DNA or RNA strand whose nucleotides are all of the same kind.
HONEYMOONERShoneymooners n. Plural of honeymooner.
HONEYMOONER n. one who is on honeymoon.
MONOCHROMASYMONOCHROMASY n. complete colour-blindness.
MONOHYDROGENmonohydrogen n. (Chemistry, in combination) A single hydrogen atom in a compound.
MONOHYDROGEN adj. designating compounds containing one hydrogen atom or ion for each combining radical or ion, e.g. disodium monohydrogen orthophosphate.
OOPHORECTOMYoophorectomy n. (Medicine) Surgical removal of one or both ovaries.
oöphorectomy n. Alternative spelling of oophorectomy.
OOPHORECTOMY n. the operation of removing one or both of the ovaries, aka ovariotomy.
PHOTOPOLYMERphotopolymer n. (Chemistry) Any polymer that reacts to light with a physical or chemical change, used especially for teeth fillings.
PHOTOPOLYMER n. a photosensitive plastic used esp. in the manufacture of printing plates.
PHYTOHORMONEphytohormone n. A plant hormone.
PHYTOHORMONE n. a plant hormone, regulating growth.
POLYCHROMOUSpolychromous adj. Of or pertaining to polychromy; many-colored; polychromatic.
POLYCHROMOUS adj. many-coloured, also POLYCHROME, POLYCHROMIC.
POLYMORPHOUSpolymorphous adj. Having, or assuming, a variety of forms, characters, or styles.
polymorphous adj. (Biology) Having, or occurring in, several distinct forms.
polymorphous adj. (Chemistry) Crystallizing in two or more different forms; polymorphic.
PYTHONOMORPHpythonomorph n. Any large extinct reptile of the taxon Pythonomorpha.
pythonomorph n. Any member of the taxon Pythonomorpha.
PYTHONOMORPH n. a large marine reptile of the Cretaceous period, with long, scaly body and paddle-shaped limbs.
THORACOSTOMYthoracostomy n. Incision into the chest wall, with maintenance of the opening for drainage.
THORACOSTOMY n. the construction of an artificial opening in the chest, usually to draw off fluid or release a buildup of air.
ZYGOMORPHOUSzygomorphous adj. Zygomorphic.
ZYGOMORPHOUS adj. bilaterally symmetrical, also ZYGOMORPHIC.

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: 61 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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