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Meaning of photolyze

pho•to•lyze

Pronunciation: (fōt'l-īz"), [key]
— v., -lyzed, -lyz•ing.
—v.t.
  1. to break down molecules with light.
—v.i.
  1. to experience photolysis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.