English edit

Etymology edit

photo- +‎ cyclization

Noun edit

photocyclization (countable and uncountable, plural photocyclizations)

  1. (chemistry, physics) Any intramolecular photochemical process leading to a ring system by formation of one new single bond, either by a concerted process (e.g., electrocyclization) or by multi-step processes such as the Norrish-Yang reaction.