ETALON

Etymology

Noun

etalon (plural etalons)

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

Synonyms

• Fabry-Pérot interferometer

Anagrams

• late on, lean-to, tolane

Source: Wiktionary



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Word of the Day

13 January 2025

SOAK

(noun) the process of becoming softened and saturated as a consequence of being immersed in water (or other liquid); “a good soak put life back in the wagon”


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Brazil is the largest coffee producer in the world. Each year Brazil exports more than 44 million bags of coffee. Vietnam follows at exporting over 27 million bags each year.

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