| 释义 | fluorenUK
 flu·orF0205900 (flo͞o′ôr′, -ər)n. See  fluorite.[New Latin, mineral belonging to a group used as fluxes, from Latin, a flowing, from fluere, to flow; see bhleu- in Indo-European roots.]
 fluor(ˈfluːɔː) n (Minerals) another name for fluorspar[C17: from Latin: a flowing; so called from its use as a metallurgical flux]fluo•rite(ˈflʊər aɪt, ˈflɔr-, ˈfloʊr-)
 n.   a mineral, calcium fluoride, CaF2, occurring in crystals and in masses: the chief source of fluorine. Also called  fluor , fluorspar.  [1865–70; < Italian; see fluor, -ite1] Thesaurus
 | Noun | 1. | fluor - a soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorinefluorite, fluorsparatomic number 20, Ca, calcium - a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animalsatomic number 9, fluorine, F - a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatitemineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition | 
 fluorenUK
 fluorspar, fluor (US and Canadian), fluorite a white or colourless mineral sometimes fluorescent and often tinted by impurities, found in veins and as deposits from hot gases. It is used in the manufacture of glass, enamel, and jewellery, and is the chief ore of fluorine. Composition: calcium fluoride. Formula: CaF2. Crystal structure: cubicfluor[′flü‚ȯr]  (mineralogy)  fluorite luminophorFLUOROn drawings, abbr. for “fluorescent.”FLUOR
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 | FLUOR➣Fluorescent |  | FLUOR➣Fiber Linked Unit for Optical Recombination (astronomy) |  | FLUOR➣Facturació Lògica Universal Oberta I Ràpida (Spanish: Logical, Universal, Open and Quick invoicing) | 
 fluorenUK
 Synonyms for fluornoun a soft mineral (calcium fluoride) that is fluorescent in ultraviolet lightSynonymsRelated Wordsatomic number 20Cacalciumatomic number 9fluorineFmineral
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