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There are 13 twelve-letter words containing H, I, M, 2O, R, T and U

AMPHITROPOUSamphitropous adj. (Botany) Having the ovule bent so that the ends are near each other.
AMPHITROPOUS adj. of an ovule, with its point of attachment in the middle.
AUTOMORPHISMautomorphism n. (Algebra) An isomorphism of a mathematical object or system of objects onto itself.
automorphism n. The ascription to others of one’s own characteristics.
AUTOMORPHISM n. ascription to others of one's own characteristics.
CYMOTRICHOUScymotrichous adj. (Anthropology) Having wavy hair.
CYMOTRICHOUS adj. having wavy hair.
IDIOTHERMOUSIDIOTHERMOUS adj. warm-blooded.
MESOTHORIUMSmesothoriums n. Plural of mesothorium.
MESOTHORIUM n. an old name for either of two radioactive elements.
MONOTRICHOUSmonotrichous adj. Having a single flagellum.
MONOTRICHOUS adj. of bacteria, having a single flagellum, also MONOTRICHIC.
MUSHROOMIESTMUSHROOMY adj. of or like a mushroom.
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.
POORMOUTHINGpoormouthing v. Present participle of poormouth.
POORMOUTH v. to complain about being poor.
RADIOTHORIUMradiothorium n. (Physics) The radioactive isotope thorium-228.
RADIOTHORIUM n. a radioactive isotope of thorium with the mass number 228.
TRICHOTOMOUStrichotomous adj. Divided into three parts, or into threes; forking three ways.
trichotomous adj. (Set theory) Such that, for all x and y in X, and for a binary relation R, exactly one of xRy, yRx or x=y holds.
TRICHOTOMOUS adj. divided into three parts.

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: 38 words
  • Scrabble in French: 6 words
  • Scrabble in Spanish: 1 word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 15 words


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