/ Dictionary / Index H histologist: Meaning and Definition of Find definitions for: his•tol•o•gist Pronunciation: (hi-stol'u-jist), [key] — n. a specialist in histology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: histologist (Thesaurus) histoid histology Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language