cathode-ray tube


cathode–ray tube

noun

: a large tube that shows a picture on a screen (such as a television or computer screen)

Full Definition of CATHODE-RAY TUBE

:  a vacuum tube in which a beam of electrons is projected on a phosphor-coated screen to produce a luminous spot at a point on the screen determined by the effect on the electron beam of a variable magnetic field within the tube

First Known Use of CATHODE-RAY TUBE

1905

cathode–ray tube

noun    (Medical Dictionary)

Medical Definition of CATHODE–RAY TUBE

: a vacuum tube in which a beam of electrons is projected on a fluorescent screen to produce a luminous spot

Browse

Next Word in the Dictionary: cathode spot
Previous Word in the Dictionary: cathode–ray oscillograph
All Words Near: cathode-ray tube

Seen & Heard

What made you want to look up cathode-ray tube? Please tell us where you read or heard it (including the quote, if possible).