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etalon
[ eyt-l-on ]
noun
, Optics.
- an interferometer consisting of two glass plates that reflect approximately half of each ray of light incident upon them and that are separated by a small, fixed distance: used to compare wavelengths and to study atomic spectra.
etalon
/ ˈɛtəˌlɒn /
noun
- physics a device used in spectroscopy to measure wavelengths by interference effects produced by multiple reflections between parallel half-silvered glass or quartz plates
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Word History and Origins
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Word History and Origins
Origin of etalon1
C20: French étalon a fixed standard of weights and measures, from Old French estalon; see also stallion
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Example Sentences
The Finnish builder completed the sale of its businesses in Russia to Etalon Group in May 2022.
From Reuters
The Finnish builder completed the sale of its businesses in Russia to Etalon Group in May 2022.
From Reuters
But the man who collected the prize on Chebbi's behalf from soldier-turned-President Ibrahim Traoré, said that winning the Etalon d'or du Yennenga - as the top award is known - "means a lot" to Chebbi.
From BBC
YIT announced in April it would sell its business in the country to Etalon Group.
From Reuters
YIT announced early in April it would sell its business in the country to Etalon Group.
From Reuters
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