etalon

Fetched 2026-10-26 (cache).

Synonyms: talon

Antonyms: talon

Related words from Datamuse; suggestions, not definitions.

Noun

1. An optical device containing parallel mirrors, used as a narrow band filter, often in [[laser]] design.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.