photochemical reaction

1. 1.

   a chemical reaction produced by the action of light

   Broaderchemical reaction

   Narrowerlight reaction

Questions about photochemical reaction

What does photochemical reaction mean?

photochemical reaction means "a chemical reaction produced by the action of light".

Is photochemical reaction a common word?

photochemical reaction is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.