Meaning of photodisintegration

pho•to•dis•in•te•gra•tion

Pronunciation: (fō"tō-di-sin"ti-grā'shun), [key]
— n. Physics.
  1. the disintegration of a nucleus, induced by its absorption of a photon.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.