fluoride
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～ a salt of hydrofluoric acid
fluoridisation
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～ the addition of a fluoride to the water supply (to prevent dental decay)
fluoridization
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～ the addition of a fluoride to the water supply (to prevent dental decay)
fluorine
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～ 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 fluorapatite
fluorite
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～ a soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorine
fluoroboric acid
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～ an acid of fluorine and boron
fluoroboride
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～ a salt of fluoroboric acid
fluorocarbon
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～ a halocarbon in which some hydrogen atoms have been replaced by fluorine; used in refrigerators and aerosols
fluorochrome
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～ any of various fluorescent substances used in fluorescence microscopy to stain specimens
fluoroform
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～ colorless gas haloform CHF3 (similar to chloroform)
fluoroscope
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～ an X-ray machine that combines an X-ray source and a fluorescent screen to enable direct observation
fluoroscopy
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～ examination of body structures using a fluoroscope
fluorosis
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～ a pathological condition resulting from an excessive intake of fluorine (usually from drinking water)
fluorouracil
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～ an antimetabolite used to treat certain cancers
fluorspar
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～ a soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorine
fluosilicate
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～ salt of fluosilicic acid
fluosilicic acid
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～ an unstable poisonous corrosive acid known primarily in the form of its salts
fluoxetine
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～ a selective-serotonin reuptake inhibitor commonly prescribed as an antidepressant (trade names Prozac or Sarafem); it is thought to work by increasing the activity of serotonin in the brain
fluphenazine
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～ tranquilizer used to treat psychotic disorders
flurazepam
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～ tranquilizer (trade name Dalmane) used to treat insomnia