anticathode

[ an-tee-kath-ohd, an-tahy- ]
/ ˌæn tiˈkæθ oʊd, ˌæn taɪ- /

noun

the positive plate of an x-ray or other electron tube serving as the target for electrons coming from the cathode, which cause it to emit high-frequency radiations.

Origin of anticathode

First recorded in 1905–10; anti- + cathode

British Dictionary definitions for anticathode

anticathode
/ (ˌæntɪˈkæθəʊd) /

noun

the target electrode for the stream of electrons in a vacuum tube, esp an X-ray tube