原げん子し吸きゅう光こう分ぶん析せきげんしきゅうこうぶんせきMeanings1nounatomic absorption spectrometry; atomic absorption spectroscopychemistry›Analytical chemistry technique for determining elemental concentrations by measuring light absorption of free atoms.原げん子し吸きゅう光こう分ぶん析せきは重