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List of 12-letter words containing

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There are 17 twelve-letter words containing H, M, N, 2O, T and U

COTTONMOUTHScottonmouths n. Plural of cottonmouth.
COTTONMOUTH n. a venomous semiaquatic snake of swamps in southern US.
HEMATOGENOUShematogenous adj. Producing blood.
hematogenous adj. Spread by blood.
HEMATOGENOUS adj. producing blood, also HAEMATOGENOUS.
HEMODILUTIONhemodilution n. (Pathology) An increase in the fluid content of blood (and thus a diminution of the number of cells).
HEMODILUTION n. decreased concentration of cells and solids in the blood resulting from gain of fluid, also HAEMODILUTION.
HETERONOMOUSheteronomous adj. Arising from an external influence, force, or agency; not autonomous.
heteronomous adj. (Biology, of parts of an organism) Differing in development or in specialization.
heteronomous adj. (Linguistics, of a language) Being a dialect of an autonomous language.
HETERONYMOUSheteronymous adj. Of, or relating to a heteronym.
heteronymous adj. Being different words, but having a common relationship, as in the case of brother and sister, which denote siblings.
heteronymous adj. (Ophthalmology) Heteronymous hemianopsia (blindness in the left side of one eye and the right side of the other eye).
MESOGNATHOUSmesognathous adj. (Anatomy) having the jaws slightly projecting; between prognathous and orthognathous.
MESOGNATHOUS adj. having slightly projecting jaws.
MONOSTICHOUSmonostichous adj. (Botany) Arranged in a single row on one side of an axis.
MONOSTICHOUS adj. in one line; in one row.
MONOTRICHOUSmonotrichous adj. Having a single flagellum.
MONOTRICHOUS adj. of bacteria, having a single flagellum, also MONOTRICHIC.
MULTIPHOTONSSorry, definition not available.
NOTOTHERIUMSNOTOTHERIUM n. an extinct Pleistocene rhinoceros-sized marsupial of the genus Nototherium, related to the wombats.
ORNITHOGALUMOrnithogalum prop.n. A taxonomic genus within the family Asparagaceae – plants called star-of-Bethlehem and close relatives.
ORNITHOGALUM n. a plant of a large genus of herbs of the family Liliaceae.
OUTHUMOURINGouthumouring v. Present participle of outhumour.
OUTHUMOUR v. to surpass in humoring, also OUTHUMOR.
PNEUMOTHORAXpneumothorax n. (Medicine) Presence of air inside the pleural cavity, usually caused by injury either to the lung or the chest wall.
PNEUMOTHORAX n. accumulation of air or gas in the pleural cavity.
POORMOUTHINGpoormouthing v. Present participle of poormouth.
POORMOUTH v. to complain about being poor.
SOUTHERNMOSTsouthernmost adj. Farthest south.
SOUTHERNMOST adj. situated furthest south, also SOUTHERMOST, SOUTHMOST.
THERMOGENOUSthermogenous adj. Producing heat.
THERMOGENOUS adj. relating to thermogenesis, the production of heat.
XANTHOMATOUSxanthomatous adj. Of or relating to xanthoma or xanthomatosis.
XANTHOMATOUS adj. of or like a xanthoma, a skin disease marked by the development or irregular yellowish patches upon the skin.

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: 82 words
  • Scrabble in French: 15 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 1 word
  • Scrabble in German: no word
  • Scrabble in Romanian: 5 words


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