/ Dictionary / Index S Sc.D.: Meaning and Definition of Find definitions for: Sc.D. Pronunciation: [key] Doctor of Science. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: scd (Thesaurus) Sc.B.E. Sc.D.Hyg. Related Content Daily Word Quiz: menagerie Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language