photocathode
English
Etymology
From
photo-
+
cathode
.
Noun
photocathode
(
plural
photocathodes
)
(
physics
)
A
cathode
that emits
electrons
when exposed to
light
.
Translations
physics: a cathode that emits electrons when exposed to light
Irish:
fótacatóid
f
Italian:
fotocatodo
(it)
m