/ Dictionary / Index C cts.: Meaning and Definition of Find definitions for: cts. Pronunciation: [key] centimes. cents. certificates. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cts (Thesaurus) ctr. CT scan Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language