/ Dictionary / Index C cpt.: Meaning and Definition of Find definitions for: cpt. Pronunciation: [key] counterpoint. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. CPSC CPT theorem Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language