/ Dictionary / Index B biologist: Meaning and Definition of Find definitions for: bi•ol•o•gist Pronunciation: (bī-ol'u-jist), [key] — n. a specialist in biology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: biologist (Thesaurus) biologism biology Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language