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spectrograph Line breaks: spec¦tro|graph
Pronunciation: /ˈspɛktrə(ʊ)ɡrɑːf/

Definition of spectrograph in English:


An apparatus for photographing or otherwise recording spectra.
Example sentences
  • An imaging spectrograph, a digital camera, and a computer analyze the amount of laser light absorbed by the apples, which indicates sweetness.
  • This approach enables a single imaging spectrograph to perform the work of several independent spectrographs.
  • The high-resolution spectrographs on the world's largest telescopes were able to measure wavelengths in quasar spectra more accurately than they had ever been measured in the laboratory.


Pronunciation: /spɛktrə(ʊ)ˈɡrafɪk/
Example sentences
  • The proportions of these isotopes have been computed from spectrographic analysis.
  • I can't tell what it is without having to conduct a spectrographic analysis first.
  • However, to the naked eye, the color of emission seems identical among these species, but only spectrographic analysis can prove this.
Pronunciation: /spɛktrə(ʊ)ˈɡrafɪk(ə)li/
Example sentences
  • We further analyzed songs spectrographically.
  • The geographic cline of the first canonical variate implies that calls from adjacent locations are more similar to each other spectrographically than those from more distant sites.
  • A total of 24 females and 137 great calls were of sufficient quality to be spectrographically analysed from the four populations.
Pronunciation: /spɛkˈtrɒɡrəfi/
Example sentences
  • A fortuitous recent result of asteroidal spectrography found that the object under observation was, in fact, a nearly dormant comet.
  • Peirce was an acquaintance of Henry Rowland and, like him, conducted research on color spectrography.
  • Before the end of that century, astronomers knew the answer to that question, thanks to spectrography.
Definition of spectrograph in:
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