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spectrograph

[spek-truh-graf, -grahf]
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noun
  1. a spectroscope for photographing or producing a representation of a spectrum.
  2. sound spectrograph.
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Origin of spectrograph

First recorded in 1880–85; spectro- + -graph
Related formsspec·trog·ra·pher [spek-trog-ruh-fer] /spɛkˈtrɒg rə fər/, nounspec·tro·graph·ic [spek-truh-graf-ik] /ˌspɛk trəˈgræf ɪk/, adjectivespec·tro·graph·i·cal·ly, adverbspec·trog·ra·phy, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for spectrograph

Historical Examples

  • Page 230: spectrograph was misprinted as spectograph; corrected here.

    The Popular Science Monthly, July, 1900

    Various

  • The shades and blends between "Yep" and "Ye-oh" alone are sufficient to put a spectrograph of the sun to shame.

  • I don't know how successfully we can get a spectrograph of the comet, but it's worth an attempt.

British Dictionary definitions for spectrograph

spectrograph

noun
  1. a spectroscope or spectrometer that produces a photographic record (spectrogram) of a spectrumSee also sound spectrograph
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Derived Formsspectrographic, adjectivespectrographically, adverbspectrography, 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

Word Origin and History for spectrograph

n.

1884, from spectro- + -graph "instrument for recording; something written." Related: Spectrographic.

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Online Etymology Dictionary, © 2010 Douglas Harper
spectrograph in Science

spectrograph

[spĕk′trə-grăf′]
  1. A photograph or computer image of a spectrum produced by a spectroscope. Also called spectrogram See spectroscope.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.