Hypernym

optical device 1

noun

a device for producing or controlling light

Part_meronym

monochromator 1

noun

an optical device that transmits a mechanically selectable narrow band of wavelengths of light or other radiation chosen from a wider range of wavelengths available at the input.

diffraction grating 1

noundomain: artefact

Princeton WordNet [ver.3.1]

English

Definition

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

Synonyms

grating 3
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

Hyponym

echelon 3

noun

a diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset

Part_holonym

monochromator 1

noun

an optical device that transmits a mechanically selectable narrow band of wavelengths of light or other radiation chosen from a wider range of wavelengths available at the input.