Spectrograph

n.

1.

(Physics) An apparatus for photographing or mapping a spectrum.

Noun	1.	spectrograph - a spectroscope by which spectra can be photographed
	2.	spectrograph - a photographic record of a spectrum Synonyms: spectrogram

Cassegrainian telescope, Newtonian telescope, OAO, OSO, astronomical observatory, astronomical telescope, coelostat, coronagraph, coronograph, heliostat, observatory, orrery, planetarium, radar telescope, radio observatory, radio telescope, reflector, refractor, spectrogram, spectroheliogram, spectroheliograph, spectrohelioscope, spectroscope, telescope