The Collaborative International Dictionary
Spectroscopist
Spectroscopist \Spec*tros"co*pist\ (? or ?), n. One who investigates by means of a spectroscope; one skilled in the use of the spectroscope.
Wiktionary
spectroscopist
n. A scientist specialising in spectroscopy.
Usage examples of "spectroscopist".
Jackson, one of our leading spectroscopists, who had joined the Air Force early in the war, and had distinguished himself as a night-fighter pilot.