/ Dictionary / Index C camptonite: Meaning and Definition of Find definitions for: camp•ton•ite Pronunciation: (kamp'tu-nīt"), [key] — n. a lamprophyric rock occurring in dikes and composed of labradorite, pyroxene, sodic hornblende and olivine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. camp stove campus Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language