/ Dictionary / Index C camera tube: Meaning and Definition of Find definitions for: cam'era tube" Pronunciation: [key] — Television. Television. a cathode-ray tube that converts an optical image projected on its light-sensitive receptor surface into an electrical signal by a scanning process: used in television cameras. Also calledCf. image tube. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. camera-shy camerawoman Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language