/ Dictionary / Index C carbon star: Meaning and Definition of Find definitions for: car'bon star" Pronunciation: [key] — Astron. Astron. a relatively cool, red giant having a spectrum with strong bands of carbon compounds. Also calledCf. spectral type. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. carbon process carbon steel, Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language