Wiktionary
x-ray spectrometer
n. (context analytical chemistry English) A device for analyzing the chemical composition of substances using the characteristic spectral lines produced by their interaction with X-rays.
Usage examples of "x-ray spectrometer".
They have an experienced, German-speaking mining engineer and mine surveyor, two teachers with bachelor's degrees in Geology, a quality engineer at the power plant with training in the X-ray spectrometer, a civil engineer and surveyor, a few chemistry and math teachers, and several rockhounds.