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 There are 6 twelve-letter words containing B, I, S and 3U| CUMULONIMBUS | • cumulonimbus n. (Meteorology) A cloud, with a tall structure and a flat base, that is often associated with thunderstorms. • cumulo-nimbus n. Alternative form of cumulonimbus.
 • CUMULONIMBUS n. a type of cloud.
 |  | LUGUBRIOUSLY | • lugubriously adv. In a lugubrious manner. • LUGUBRIOUS adv. mournful, dismal, esp. in an exaggerated or affected manner.
 |  | RUMBUNCTIOUS | • rumbunctious adj. Alternative spelling of rambunctious. • RUMBUNCTIOUS adj. boisterous, unruly, also RAMBUNCTIOUS.
 |  | SUBAURICULAR | • subauricular adj. Beneath the ear. • SUBAURICULAR adj. below the ear.
 |  | SUBCULTURING | • subculturing v. Present participle of subculture. • subculturing n. The preparation of a subculture.
 • SUBCULTURE v. to create a subculture e.g. of bacteria.
 |  | UBIQUITOUSLY | • ubiquitously adv. In a ubiquitous manner. • UBIQUITOUS adv. being everywhere at once, also UBIQUITARY.
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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.
 
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