Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
diffraction grating | Yes | No | No | No |
optical device | Yes | No | No | No |
diffraction grating (noun) | optical device (noun) |
---|---|
optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum | a device for producing or controlling light |