photogelatin 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 gelatin English photogelatin From photo- + gelatin.
Meanings
- (uncountable) gelatin, coated on a glass plate, that carries an image to be printed by the collotype process