• synonyms


[uh-sil-uh-graf, -grahf]
noun Electricity.
  1. a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
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Origin of oscillograph

First recorded in 1870–75; oscill(ate) + -o- + -graph
Related formsos·cil·lo·graph·ic [uh-sil-uh-graf-ik] /əˌsɪl əˈgræf ɪk/, adjectiveos·cil·log·ra·phy [os-uh-log-ruh-fee] /ˌɒs əˈlɒg rə fi/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for oscillograph

Historical Examples

  • When a current is to be measured by the oscillograph, it is passed through the turn of wire in the magnetic field.

    Cyclopedia of Telephony & Telegraphy Vol. 1

    Kempster Miller

  • Fig. 14 is a photograph of nine different vowel sounds which have caused the oscillograph to take their pictures.

British Dictionary definitions for oscillograph


  1. a device for producing a graphical record of the variation of an oscillating quantity, such as an electric current
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Derived Formsoscillographic (ɒˌsɪləˈɡræfɪk), adjectiveoscillography (ˌɒsɪˈlɒɡrəfɪ), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

oscillograph in Medicine


  1. An instrument that records oscillations, as of an electric current and voltage.
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Related formsos•cil′lo•graphic adj.os′cil•logra•phy (ŏs′ə-lŏgrə-fē) n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.