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Meaning of magnetooptics

mag•ne•to•op•tics

Pronunciation: (mag-nē"tō-op'tiks), [key]
— n. (used with a sing. v.) Physics.
  1. the branch of physics that deals with magnetooptic phenomena.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.