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 List of 13-letter words containing ••••••Click to add an eighth letter
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 There are 7 thirteen-letter words containing 2A, B, C, O and 2U| BIOACCUMULATE | • bioaccumulate v. (Often of a toxin) To accumulate in a biological system over time. • BIOACCUMULATE v. to accumulate in a biological system over time.
 |  | BRACHIOSAURUS | • brachiosaurus n. A large herbivorous sauropod dinosaur, Brachiosaurus altithorax, which lived during the Jurassic period. • Brachiosaurus prop.n. A taxonomic genus within the family Brachiosauridae – brachiosauruses.
 • BRACHIOSAURUS n. any member of a genus of huge lizard-hipped plant-eating dinosaurs.
 |  | SIMARUBACEOUS | • simarubaceous adj. (Botany) Belonging to the family Simaroubaceae of tropical and subtropical trees. • SIMARUBACEOUS adj. belonging to the Simarubaceae, a family of tropical trees related to the Rutaceae, also SIMAROUBACEOUS.
 |  | SUBARCUATIONS | • SUBARCUATION n. the state of being subarcuate, somewhat arched. |  | TUBERCULOMATA | • tuberculomata n. Plural of tuberculoma. • TUBERCULOMA n. a slow-growing, circumscribed tuberculous lesion.
 |  | UNACCOUNTABLE | • unaccountable adj. Inexplicable; unable to account for, or explain. • unaccountable adj. Not responsible; free from accountability or control.
 • UNACCOUNTABLE adj. not to be accounted for.
 |  | UNACCOUNTABLY | • unaccountably adv. Not able to be explained logically. Without being accountable, or reasonable. • UNACCOUNTABLE adv. not to be accounted for.
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 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.
 
 See this list for:English Wiktionary: 20 wordsScrabble in French: 9 wordsScrabble in Spanish: 17 wordsScrabble in Italian: no wordScrabble in German: no wordScrabble in Romanian: 29 words
 
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