English word spectrometer comes from English spectro- (Optical spectra.), English -meter (Used to form the names of measuring devices.)
| Dictionary entry | Language | Definition |
|---|---|---|
| spectro- | English (eng) | Optical spectra. |
| -meter | English (eng) | Used to form the names of measuring devices. |
| spectrometer | English (eng) | (analytical chemistry) An optical instrument for measuring the absorption of light by chemical substances; typically it will plot a graph of absorption versus wavelength or frequency, and the patterns produced are used to identify the substances present, and their internal structure. |