Hypernym

noun

electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope

Part_meronym

television camera 1

noun

television equipment consisting of a lens system that focuses an image on a photosensitive mosaic that is scanned by an electron beam

television pickup tube 1

noundomain: artefact

Princeton WordNet [ver.3.1]

English

Definition

a tube that rapidly scans an optical image and converts it into electronic signals

Synonyms

television-camera tube 1
a tube that rapidly scans an optical image and converts it into electronic signals

Hyponym

iconoscope 1

noun

the first practical television-camera for picture pickup; invented in 1923 by Vladimir Kosma Zworykin

orthicon 1

noun

a now obsolete picture pickup tube in a television camera; electrons emitted from a photoemissive surface in proportion to the intensity of the incident light are focused onto the target causing secondary emission of electrons

Part_holonym

television camera 1

noun

television equipment consisting of a lens system that focuses an image on a photosensitive mosaic that is scanned by an electron beam