picture tube

Noun

1.

picture tube - a cathode-ray tube in a television receiver; translates the received signal into a picture on a luminescent screen Synonyms: kinescope, television tube

boob tube, cathode-ray tube, color television tube, color tube, color TV tube, colour television tube, colour tube, colour TV tube, CRT, goggle box, idiot box, kinescope, television, television receiver, television set, television tube, telly, tv, tv set