fresnel

See also: Fresnel

English

Etymology

For Augustin-Jean Fresnel, French physicist.

Noun

fresnel (plural fresnels)

1. (physics) A unit of frequency equal to 10¹² hertz, or one terahertz.
2. A Fresnel lens or a light feature using such a lens

Anagrams

• Fleners, Flesner, flenser