Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of fluor is as below...

Fluorescein :: Fluorescein (n.) A yellowish red, crystalline substance, C20H12O5, produced by heating together phthalic anhydride and resorcin; -- so called, from the very brilliant yellowish green fluorescence of its alkaline solutions. It has acid properties, and its salts of the alkalies are known to the trade under the name of uranin..

Hydrofluosilicate :: Hydrofluosilicate (n.) A salt of hydrofluosilic acid; a silicofluoride. See Silicofluoride.

Picene :: Picene (n.) A hydrocarbon (C/H/) extracted from the pitchy residue of coal tar and petroleum as a bluish fluorescent crystalline substance.

Thionoline :: Thionoline (n.) A beautiful fluorescent crystalline substance, intermediate in composition between thionol and thionine..

Fluorite :: Fluorite (n.) Calcium fluoride, a mineral of many different colors, white, yellow, purple, green, red, etc., often very beautiful, crystallizing commonly in cubes with perfect octahedral cleavage; also massive. It is used as a flux. Some varieties are used for ornamental vessels. Also called fluor spar, or simply fluor..

Fluate :: Fluate (n.) A fluoride.

Hydrofluate :: Hydrofluate (n.) A supposed compound of hydrofluoris acid and a base; a fluoride.

Fluorene :: Fluorene (n.) A colorless, crystalline hydrocarbon, C13H10 having a beautiful violet fluorescence; whence its name. It occurs in the higher boiling products of coal tar, and is obtained artificially..

Epipolic :: Epipolic (a.) Producing, or relating to, epipolism or fluorescence..

Fluorine :: Fluorine (n.) A non-metallic, gaseous element, strongly acid or negative, or associated with chlorine, bromine, and iodine, in the halogen group of which it is the first member. It always occurs combined, is very active chemically, and possesses such an avidity for most elements, and silicon especially, that it can neither be prepared nor kept in glass vessels. If set free it immediately attacks the containing material, so that it was not isolated until 1886. It is a pungent, corrosive, colorles

Xanthinine :: Xanthinine (n.) A complex nitrogenous substance related to urea and uric acid, produced as a white powder; -- so called because it forms yellow salts, and because its solution forms a blue fluorescence like quinine..

Fluor :: Fluor (n.) See Fluorite.

Fluoroscope :: Fluoroscope (n.) An instrument for observing or exhibiting fluorescence.

Esculin :: Esculin (n.) A glucoside obtained from the Aesculus hippocastanum, or horse-chestnut, and characterized by its fine blue fluorescent solutions..

Hydracid :: Hydracid (n.) An acid containing hydrogen; -- sometimes applied to distinguish acids like hydrochloric, hydrofluoric, and the like, which contain no oxygen, from the oxygen acids or oxacids. See Acid..

Phlogopite :: Phlogopite (n.) A kind of mica having generally a peculiar bronze-red or copperlike color and a pearly luster. It is a silicate of aluminia, with magnesia, potash, and some fluorine. It is characteristic of crystalline limestone or dolomite and serpentine. See Mica..

Fluohydric :: Fluohydric (a.) See Hydrofluoric.

Resorcin :: Resorcin (n.) A colorless crystalline substance of the phenol series, obtained by melting certain resins, as galbanum, asafetida, etc., with caustic potash. It is also produced artificially and used in making certain dyestuffs, as phthalein, fluorescein, and eosin..

Fluorated :: Fluorated (a.) Combined with fluorine; subjected to the action of fluoride.

Fluoride :: Fluoride (n.) A binary compound of fluorine with another element or radical.

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