/ Dictionary / Index P physicist: Meaning and Definition of Find definitions for: phys•i•cist Pronunciation: (fiz'u-sist), [key] — n. a scientist who specializes in physics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: physicist (Thesaurus) physicianship physic nut Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language