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There are 14 twelve-letter words containing A, H, I, 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.
AUTOTROPHIESautotrophies n. Plural of autotrophy.
AUTOTROPHY n. the state of being an autotroph, an organism that is able to manufacture its own food from inorganic substances.
AUXOTROPHIESauxotrophies n. Plural of auxotrophy.
AUXOTROPHY n. the state of being auxotrophic, requiring a specific growth substance beyond the minimum required for normal metabolism.
COAUTHORSHIPcoauthorship n. Joint authorship by two or more authors.
COAUTHORSHIP n. the role of coauthor.
HAGIOLATROUShagiolatrous adj. Saint-worshipping.
HAGIOLATROUS adj. relating to hagiolatry, worship or reverence for saints.
HELIOLATROUSheliolatrous adj. Worshipping the Sun.
HELIOLATROUS adj. relating to heliolatry.
HETEROOUSIANheteroousian adj. Having different essence or substance, especially with reference to the first and second persons of the Trinity.
HETEROOUSIAN n. one who believes that the Son is of a different substance from the Father.
HOLOTHURIANSholothurians n. Plural of holothurian.
HOLOTHURIAN n. any member of a class of wormlike unarmoured echinoderms, aka sea cucumbers.
LITHOLATROUSlitholatrous adj. Stone-worshipping.
LITHOLATROUS adj. engaging in litholatry, the worship of stones.
OPHIOLATROUSophiolatrous adj. Snake-worshipping.
OPHIOLATROUS adj. worshipping snakes.
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.
ORNITHOSAURSORNITHOSAUR n. a pterodactyl.
RADIOTHORIUMradiothorium n. (Physics) The radioactive isotope thorium-228.
RADIOTHORIUM n. a radioactive isotope of thorium with the mass number 228.

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: 49 words
  • Scrabble in French: 9 words
  • Scrabble in Spanish: 2 words
  • Scrabble in Italian: 2 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 18 words


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