grism
grism noun: a combination of diffraction grating and prism used to obtain spectra from selected parts of an image.
Noun
grism (plural grisms)
- A combination of diffraction grating and prism used to obtain spectra from selected parts of an image.
- The advantage of grisms is that the same camera can be used both for imaging (without the grism) and spectroscopy (with the grism) without having to be moved.
- If this grism is placed in an ƒ/4 beam at s = 120 mm, the plate factor P ≈ 1100 Å/mm.1987, Daniel J. Schroeder, Astronomical Optics, Academic Press, page 302
- Synonyms:
- grating prism
Synonyms of grism
- grating prism
Forms of grism
| plural | grisms |
|---|
Origin of grism
Blend of grating + prism.
Words that rhyme with grism
10 more rhymesFewer rhymes
Questions about grism
- What does grism mean?
- Grism means a combination of diffraction grating and prism used to obtain spectra from selected parts of an image.
- What part of speech is grism?
- Grism is a noun.
- What is the plural of grism?
- The plural of grism is grisms.
Words near grism in the dictionary
Source and license
Adapted from Wiktionary: grism (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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