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

To identify the disk gases, the team used MIRI's spectrograph to decompose the infrared radiation received from the disk into signatures of small wavelength ranges -- similar to sunlight being split into a rainbow.

From Science Daily

These measurements were only possible thanks to the James Webb Space Telescope's incredibly sensitive infrared spectrograph capabilities.

From Science Daily

The researchers utilized an astronomical spectrograph that was put together by a team of scientists led by Mahadevan.

From Salon

The team had wanted to use an array of thousands of tiny switchable mirrors to deflect light from individual galaxies into a light-splitting spectrograph, gathering spectra from many galaxies at once.

From Science Magazine

It’s packaged together with the NIRISS, which has a camera and a spectrograph to take images and spectra in the near-infrared range.

From Scientific American