/ Dictionary / Index B Boreas: Meaning and Definition of Find definitions for: Bo•re•as Pronunciation: (bôr'ē-us, bōr'-), [key] — n. the ancient Greek personification of the north wind. Cf. Aquilo. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: boreas (Thesaurus) boreal borecole Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language