ひかりかいり 光解離 LinksSentence search for 光解離Sentence search for ひかりかいりSentence search for こうかいりKanji details for 光, 解 and 離Edit in JMdict Noun1. photodissociationChemistry, PhysicsOther forms光解離 【こうかいり】 Discussions Log in to talk about this word.