photomultiplier Hear it!

photomultiplier definition

photo·mul·ti·plier (fōt′ō mul′tə plī′ər)

noun

a photoemissive photoelectric cell which amplifies emitted electrons and converts them into brighter light, an electric signal, etc.

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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