Found 2 items, similar to Spectrophotometer.
English → English (WordNet) Definition: spectrophotometer spectrophotometer n : a photometer for comparing two light radiations wavelength by wavelength
English → English (gcide) Definition: Spectrophotometer Spectrophotometer \Spec`tro*pho*tom"e*ter\, n. [Spectrum + photometer.] 1. (Opt.) An instrument for measuring or comparing the intensities of the colors of the spectrum. [1913 Webster] 2. (Chem., Physics) An analytical instrument for measuring the degree of absorption of light at different wavelengths by a chemical substance. A specific pattern of absorption intensities at a series of wavelengths is a characteristic of each different chemical substance. [PJC]