/ Dictionary / Index C CSC: Meaning and Definition of Find definitions for: CSC Pronunciation: [key] Civil Service Commission. csc Pronunciation: [key] — Trig. Trig. cosecant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. csardas CSCE Related Content Daily Word Quiz: reiterate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language