As nouns the difference between spectrometry and spectrometrist

is that spectrometry is (physics|analytical chemistry) the measurement of the wavelength of electromagnetic radiation, especially any of several techniques used to analyze the structure of molecules; the measurement of spectra of things other than radiation, such as the masses of molecules and their breakdown products while spectrometrist is (chemistry|physics) an expert in spectrometry, or in the use of spectrometers.