Standard Lemma guide

grism

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • rhymes with -ɪzəm

1

noun

Meaning 1

A combination of diffraction grating and prism used to obtain spectra from selected parts of an image.

Definition source: English Wiktionary via Wiktextract

Examples

  • 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.

Meaning relationships

Synonyms: grating prism

Antonyms: none provided

History

Etymology

Blend of grating + prism.

Across languages

Translations

3 source translations are retained for this English entry.

  • French: grisme — combination of diffraction grating and prism
  • German: Gitterprisma — combination of diffraction grating and prism
  • Italian: grisma — combination of diffraction grating and prism