[floo-roh-sis, flaw-, floh-] /flʊˈroʊ sɪs, flɔ-, floʊ-/
an abnormal condition caused by excessive intake of fluorides, characterized in children by discoloration and pitting of the teeth and in adults by pathological bone changes.
Also called mottled enamel. Dentistry. the changes in tooth enamel symptomatic of fluorosis.
fluoride poisoning, due to ingestion of too much fluoride in drinking water over a long period or to ingestion of pesticides containing fluoride salts. Chronic fluorosis results in mottling of the teeth of children
fluorosis fluo·ro·sis (flu-rō’sĭs, flô-)
An abnormal condition caused by excessive intake of fluorine, as from fluoridated drinking water, characterized chiefly by mottling of the teeth.
fluo·rot’ic (-rŏt’ĭk) adj.
[floo r-uh-yoo r-uh-sil, flawr-, flohr-] /ˌflʊər əˈyʊər ə sɪl, ˌflɔr-, ˌfloʊr-/ noun, Pharmacology. 1. a pyrimidine analog, C 4 H 3 FN 2 O 2 , used in the treatment of certain cancers. fluorouracil fluor·o·u·ra·cil (flur’ō-yur’ə-sĭl, flôr’-) n. An antineoplastic agent used especially in the treatment of cancers of the skin, breast, and digestive system.
[floo-awr-spahr, -er-] /ˈflu ɔrˌspɑr, -ər-/ noun, Mineralogy. 1. . /ˈflʊəˌspɑː/ noun 1. 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: […]
[floo-uh-sil-i-kit, -keyt] /ˌflu əˈsɪl ɪ kɪt, -ˌkeɪt/ noun, Chemistry. 1. a salt of fluosilicic acid.
[floo-oh-si-lis-ik, floo-] /ˈflu oʊ sɪˈlɪs ɪk, ˌflu-/ noun, Chemistry. 1. an unstable acid, H 2 SiF 6 , known only in its colorless, poisonous, fuming aqueous solution or in the form of its salts: used chiefly as a wood preservative, a disinfectant, and as a hardening agent in the manufacture of ceramic ware, cement, and […]