photocathode en · NOUN
Etymology
Etymology tree Proto-Indo-European *bʰeh₂- Proto-Indo-European *-os Proto-Indo-European *bʰéh₂os Proto-Hellenic *pʰáwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Ancient Greek φωτο- (phōto-)der. English photo- English cathode English photocathode From photo- + cathode.
Meanings
- A cathode that emits electrons when exposed to light.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| photocathodes | Number=Plur | lexicographic |
Translations (2)
ga fótacatóid (physics: a cathode that emits electrons when exposed to light) · it fotocatodo (physics: a cathode that emits electrons when exposed to light)