optical spectrum en · NOUN
Pronunciation
- (US) audio
Meanings
- The colours of the rainbow.
- The distribution of colours produced when white light passes through a prism.
- The range of frequencies of visible light.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| optical spectrums | Number=Plur | lexicographic | |
| optical spectra | Number=Plur | lexicographic |