photochemical reaction

English Thesaurus

1. a chemical reaction produced by the action of light (noun.process)

hypernym	:	chemical reaction, reaction,
definition	:	(chemistry) a process in which one or more substances are changed into others (noun.process)

hyponym	:	light reaction,
definition	:	the first stage of photosynthesis during which energy from light is used for the production of ATP (noun.process)