- fres|nel
- fres|nel «fray NEHL», noun.a unit of frequency equivalent to 1012 (one trillion) cycles per second.╂[< Jean Augustin Fresnel, 1788-1827, a French physicist]
Useful english dictionary. 2012.
fres|nel
Look at other dictionaries:
Fres'nel' lan'tern — Fresnel lamp Fres nel lamp , Fres nel lan tern Fres nel lan tern[From Fresnel the inventor, a French physicist.] A lantern having a lamp surrounded by a hollow cylindrical Fresnel lens. [1913 Webster] … The Collaborative International Dictionary of English
fres — fres·cade; fres·nel; fres·no; fres·son; al·fres·co; fres·co; … English syllables
nel — ach·a·ti·nel·la; ae·gyp·tia·nel·lo·sis; am·bly·si·pho·nel·la; an·nel·i·da; an·nel·i·des; an·ti·per·son·nel; as·te·ri·o·nel·la; bas·sa·nel·lo; bo·nel·lia; bru·nel·lia; ca·nel·la; can·nel; can·nel·lat·ed; can·nel·oid; can·nel·lo·ni; chan·nel·er;… … English syllables
fresnel — fres·nel … English syllables
Fresnel,Augustin Jean — Fres·nel (frā nĕlʹ), Augustin Jean. 1788 1827. French physicist who supported the wave theory of light, investigated polarized light, and developed a compound lens for use in lighthouses. * * * … Universalium
Fresnellens — Fres·nel lens (frə nĕlʹ) Prisms that make up a Fresnel lens bend and magnify light rays, creating a single, concentrated beam of light. Precision Graphics n. A thin optical lens consisting of concentric rings of segmental lenses and having a… … Universalium
Fresnel lens — Fres·nel lens (fra nelґ) [Augustin Jean Fresnel, French physicist and engineer, 1788–1827] see under lens … Medical dictionary
Fresnellinse — Fres|nel|lin|se [frɛ nɛl...], die [nach dem frz. Ingenieur u. Physiker A. J. Fresnel (1788 1827)] (Optik): stufenartig zusammengesetzte Sammellinse bes. für Scheinwerfer u. Lichtsignale gebende Seezeichen … Universal-Lexikon
Fresnellinse — Fres|nel|lin|se [frɛ nɛl...] die; , n <nach dem franz. Physiker A. J. Fresnel, 1788 1827> aus Teilstücken zusammengesetzte Linse für Beleuchtungszwecke … Das große Fremdwörterbuch
fresnel — fres•nel [[t]frəˈnɛl, freɪ [/t]] n. phs a unit of frequency equal to 1012 cycles per second • Etymology: 1935–40; after Augustin Jean Fresnel (1788–1827), French physicist … From formal English to slang
