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spectroscope
An instrument that disperses light into its spectrum, magnifies it, and displays it for observation.
Word Entries at Get Words: “spectroscope
spectroscope
1. An instrument that allows quantitative measurements to be made of spectra (splitting up of electromagnetic radiation into constituent wavelengths).
2. In optics, the arrangement according to wavelength of visible, ultraviolet, and infrared light.

An instrument designed for visual observation of spectra is called a spectroscope; an instrument that photographs or maps spectra is a spectrograph.

This entry is located in the following unit: Astronomy and related astronomical terms (page 24)