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Meaning of oscilloscope

os•cil•lo•scope

Pronunciation: (u-sil'u-skōp"), [key]
— n. Elect.
  1. a device that uses a cathode-ray tube or similar instrument to depict on a screen periodic changes in an electric quantity, as voltage or current.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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