Noun
a photographic record of a spectrum
a spectroscope by which spectra can be photographed
Source: WordNetIt has a planet that was discovered by the radial velocity method with the HARPS spectrograph in 2005. Source: Internet
A rotating drum spectrograph at the convert station would obtain the spectrum over the first hundredth of a second. Source: Internet
The Michelson or Fourier transform spectrograph was popular for infra-red applications at a time when infra-red astronomy only had single pixel detectors. Source: Internet
Images of Eros were taken by the camera, data were collected by the near IR spectrograph, and radio tracking was performed during the flyby. Source: Internet
The plant pigment phytochrome was discovered using a spectrograph that used living plants as the detector. Source: Internet