photodissociation

English

Etymology

Etymology tree

Proto-Indo-European *bʰeh₂-

Proto-Indo-European *bʰéh₂os

Proto-Hellenic *pʰáwos

Ancient Greek φᾰ́ος (phắos)

Ancient Greek φῶς (phôs)

Ancient Greek φωτο- (phōto-)der.

English photo-

English dissociation

English photodissociation

From photo- + dissociation.

Noun

photodissociation (countable and uncountable, plural photodissociations)

1. (chemistry) The dissociation of a molecule following the absorption of a photon

Hypernyms

• photolysis