PHOTOCATHODE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A cathode that emits electrons when illuminated

Classified under:

Nouns denoting man-made objects

Hypernyms ("photocathode" is a kind of...):

cathode (a negatively charged electrode that is the source of electrons entering an electrical device)

Holonyms ("photocathode" is a part of...):

electric eye; magic eye; photocell; photoconductive cell; photoelectric cell (a transducer used to detect and measure light and other radiations)

Credits