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spectrograph

[spek-truh-graf, -grahf] /ˈspɛk trəˌgræf, -ˌgrɑf/
noun
1.
a spectroscope for photographing or producing a representation of a spectrum.
Origin
1880-1885
1880-85; spectro- + -graph
Related forms
spectrographer
[spek-trog-ruh-fer] /spɛkˈtrɒg rə fər/ (Show IPA),
noun
spectrographic
[spek-truh-graf-ik] /ˌspɛk trəˈgræf ɪk/ (Show IPA),
adjective
spectrographically, adverb
spectrography, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for spectrographically

spectrograph

/ˈspɛktrəʊˌɡrɑːf; -ˌɡræf/
noun
1.
a spectroscope or spectrometer that produces a photographic record (spectrogram) of a spectrum See also sound spectrograph
Derived Forms
spectrographic, adjective
spectrographically, adverb
spectrography, 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
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Word Origin and History for spectrographically

spectrograph

n.

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

Online Etymology Dictionary, © 2010 Douglas Harper
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spectrographically in Science
spectrograph
  (spěk'trə-grāf')   
A photograph or computer image of a spectrum produced by a spectroscope. Also called spectrogram. See spectroscope.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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