adj. Of or pertaining to spectrography or spectrographs
The Century Dictionary and Cyclopedia
Pertaining to a spectrograph or the observations made with it; specifically, relating to the process or results of photography as applied to the study of spectra.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. relating to or employing a spectrograph
Word Usage
"A peephole made of processed sapphire will allow sensors to take spectrographic readings."