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  • 1 fluoride

    (any of several substances containing fluorine, especially one which helps to prevent tooth decay.) fluor
    * * *
    (any of several substances containing fluorine, especially one which helps to prevent tooth decay.) fluor

    English-Danish dictionary > fluoride

См. также в других словарях:

  • fluor — 16c., and old chemistry term for minerals which were readily fusible and useful as fluxes in smelting [Flood], L. fluor, originally meaning a flowing, flow (see FLUENT (Cf. fluent)). Since 1771 applied to minerals containing fluorine, especially… …   Etymology dictionary

  • fluor|o|scope — «FLUR uh skohp, FLOO uhr uh », noun, verb, scoped, scop|ing. –n. a device containing a fluorescent screen for examining the inner parts of an object by exposing it to X rays or other radiations; roentgenoscope. The parts of the object not… …   Useful english dictionary

  • fluor — [flo͞o′ôr] n. [ModL < L, flux < fluere, to flow (see FLUCTUATE): transl. of Ger fluss, orig. applied to minerals used as smelting fluxes, but later limited to those containing fluorine] Chiefly Brit. FLUORITE …   English World dictionary

  • fluor- — combining form or fluoro Etymology: French fluor , from New Latin fluor (mineral belonging to a group including fluorite) 1. a. : fluorine fluor …   Useful english dictionary

  • chlor|o|fluor|o|car|bon — «KLR oh FLOOR uh KAHR buhn», noun. any of a group of synthetic compounds containing chlorine, fluorine, and carbon. Although used widely in refrigerants, solvents, and aerosol propellants, the compounds are believed to damage the ozone layer of… …   Useful english dictionary

  • difluor- — combining form or difluoro Etymology: International Scientific Vocabulary di + fluor : containing two atoms of fluorine in names of chemical compounds 1,1 difluoroethane compare fluor …   Useful english dictionary

  • fluoro — ˈflu̇(ə)(ˌ)rō, ˈflōr(ˌ)ō, ˈflȯ(ˌ)rō adjective Etymology: fluor : containing fluorine used especially of organic compounds; compare fluor 1 …   Useful english dictionary

  • trifluor- — combining form or trifluoro Etymology: International Scientific Vocabulary tri + fluor : containing three atoms of fluorine trifluoroacetic in names of chemical compounds; compare fluor …   Useful english dictionary

  • perfluor- — combining form or perfluoro Etymology: International Scientific Vocabulary per + fluor : containing a relatively large amount of fluorine especially in place of hydrogen perfluorooctane C8F18 …   Useful english dictionary

  • fluorochemical — fluor·o·chem·i·cal (flo͝orʹō kĕm ĭ kəl, flôrʹ , flōrʹ ) n. A chemical compound containing fluorine, especially a fluorocarbon. * * * …   Universalium

  • fluoride — fluor•ide [[t]ˈflʊər aɪd, ˈflɔr , ˈfloʊr [/t]] n. 1) chem. a salt of hydrofluoric acid consisting of two elements, one of which is fluorine, as sodium fluoride, NaF 2) chem. a compound containing fluorine • Etymology: 1820–30 …   From formal English to slang

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