noun 1. Optics. a large lens with a surface of concentric grooves of prismatic profile, used in automobile headlights, searchlights, spotlights, etc. noun 1. a lens consisting of a number of smaller lenses arranged to give a flat surface of short focal length Fresnel lens (frə-něl’) A thin optical lens consisting of concentric rings of […]
plural noun, Optics. 1. two plane mirrors joined together in a way that makes them useful for studying interference patterns.
[frez-noh] /ˈfrɛz noʊ/ noun 1. a city in central California. /ˈfrɛznəʊ/ noun 1. a city in central California, in the San Joaquin Valley. Pop: 451 455 (2003 est) Fresno [(frez-noh)] City in south-central California. Note: Center of a major agricultural area.
[fres] /frɛs/ verb (used without object), Slang. 1. to eat or snack, especially often or in large quantities.