fluoride

[ floo r-ahyd, flawr-, flohr- ]
/ ˈflʊər aɪd, ˈflɔr-, ˈfloʊr- /

noun Chemistry.

a salt of hydrofluoric acid consisting of two elements, one of which is fluorine, as sodium fluoride, NaF.
a compound containing fluorine, as methyl fluoride, CH3F.

Origin of fluoride

First recorded in 1820–30; fluor- + -ide

WORDS THAT MAY BE CONFUSED WITH fluoride

fluorescent fluoridation fluoride

Words nearby fluoride

fluorescent screen, fluorescent treponemal antibody absorption test, fluoric, fluoridate, fluoridation, fluoride, fluoride number, fluoridization, fluoridize, fluorimeter, fluorinate

Example sentences from the Web for fluoride

British Dictionary definitions for fluoride

fluoride
/ (ˈflʊəˌraɪd) /

noun

any salt of hydrofluoric acid, containing the fluoride ion, F –
any compound containing fluorine, such as methyl fluoride

Medical definitions for fluoride

fluoride
[ flur′īd′, flôr′- ]

n.

A compound of fluorine with another element.
The univalent anion of fluorine.

Scientific definitions for fluoride

fluoride
[ flur′īd′ ]

A compound containing fluorine and another element or radical. Fluorine combines readily with nearly all the other elements, except the noble gases, to form fluorides. In some countries, fluoride is added to the drinking water as a preventive measure against tooth decay.

Cultural definitions for fluoride

fluoride
[ (floor-eyed, flawr-eyed) ]

Any of a number of naturally occurring compounds of the element fluorine. Fluorides have been found to be effective in preventing tooth decay and are routinely added to drinking water in most jurisdictions.