spectrograph

[ spek-truh-graf, -grahf ]

noun

1. a spectroscope for photographing or producing a representation of a spectrum.
2. sound spectrograph.

spectrograph

/ ˈspɛktrəʊˌɡrɑːf; -ˌɡræf /

noun

1. a spectroscope or spectrometer that produces a photographic record ( spectrogram ) of a spectrum See also sound spectrograph

spectrograph

/ spĕk′trə-grăf′ /

1. A photograph or computer image of a spectrum produced by a spectroscope.
2. Also called spectrogram
3. See spectroscope

Derived Forms

• ˌspectroˈgraphically, adverb
• ˌspectroˈgraphic, adjective
• specˈtrography, noun

Other Words From

• spec·trog·ra·pher [spek-, trog, -r, uh, -fer], noun
• spec·tro·graph·ic [spek-tr, uh, -, graf, -ik], adjective
• spectro·graphi·cal·ly adverb
• spec·trogra·phy noun

Word History and Origins

Origin of spectrograph¹

First recorded in 1880–85; spectro- + -graph

Example Sentences

The spectrograph is designed to observe 100 objects at the same time.

From Science News

Next up is NIRSpec, the near-infrared spectrograph, which will cover the same range of light wavelengths as NIRCam.

From Science News

The telescope’s Near Infrared Spectrograph can break up light from 100 galaxies at a time into individual wavelengths by using tiny shutters—each about the width of human hair—that only let in the photons from their target and block everything else.

From Popular-Science

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

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg