fluorine


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fluor·ine

 (flo͝or′ēn′, -ĭn, flôr′-)
n. Symbol F
A pale-yellow, highly corrosive, poisonous, gaseous halogen element, the most electronegative and most reactive of all the elements, existing as a diatomic gas (F2) and used in a wide variety of industrially important compounds. Atomic number 9; atomic weight 18.9984; melting point -219.67°C; boiling point -188.12°C; specific gravity of liquid 1.50 (at boiling point); valence 1. See Periodic Table.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

fluorine

(ˈflʊəriːn) or

fluorin

n
(Elements & Compounds) a toxic pungent pale yellow gas of the halogen group that is the most electronegative and reactive of all the elements, occurring principally in fluorspar and cryolite: used in the production of uranium, fluorocarbons, and other chemicals. Symbol: F; atomic no: 9; atomic wt: 18.9984032; valency: 1; density: 1.696 kg/m3; relative density: 1.108; freezing pt: –219.62°C; boiling pt: –188.13°C
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

fluor•ine

(ˈflʊər in, -ɪn, ˈflɔr-, ˈfloʊr-)

n.
the most reactive nonmetallic element, a pale yellow, corrosive, toxic gas that occurs combined, esp. in fluorite. Symbol: F; at. wt.: 18.9984; at. no.: 9.
[1813; < French]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

fluor·ine

(flo͝or′ēn′)
Symbol F A pale-yellow, poisonous, gaseous halogen element that is highly corrosive. It is used to separate certain isotopes of uranium and to make refrigerants and high-temperature plastics. It is also added in fluoride form to the water supply to prevent tooth decay. Atomic number 9. See Periodic Table.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.fluorine - a nonmetallic univalent element belonging to the halogensfluorine - 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
chemical element, element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
cryolite, Greenland spar - a white mineral consisting of fluorides of aluminum and sodium; a source of fluorine
fluorapatite - a form of apatite in which fluorine predominates over chlorine
fluor, fluorite, fluorspar - a soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorine
gas - a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
halogen - any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
fluoor
غاز الفلورفلور
флуор
fluor
fluorfluór
fluor
fluoro
fluor
فلوئور
fluori
फ्लोरिन
fluor
fluor
fluor
flúor
フッ素
불소플루오린
fluor
fluoras
fluors
ഫ്ലൂറിന്‍
fluor
fluór
fluor
fluorфлуор
fluor
florini
ฟลูออรีน
florflüor
фтор
flo

fluorine

[ˈflʊəriːn] Nflúor m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

fluorine

[ˈflʊəriːn] nfluor m
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

fluorine

nFluor nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

fluorine

[ˈflʊəriːn] nfluoro
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

fluoride

(ˈfluəraid) noun
any of several substances containing fluorine, especially one which helps to prevent tooth decay.
fluorine (ˈfluəriːn) noun
an element, a pale greenish-yellow gas.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.

fluor·ine

n. flúor, elemento químico gaseoso.
English-Spanish Medical Dictionary © Farlex 2012

fluorine

n flúor m
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
MarketResearchReports.com has announced the addition of "Report on the Chinese fluorine chemicals industry" research report to their website www.MarketResearchReports.com
The European Symposium on Fluorine Chemistry is a triennial academic conference.
Utilizing fluorine generation technology developed by JV partner Linde, Linde LienHwa has expanded production at its Guanyin, Taiwan location to offer fluorine mixes.
Fluorine carbon chemical bond is the strongest bond in the organic chemistry and the low polarizability of the molecule leads to its enhanced stability.
Today, nearly 20% of FDA-approved drugs contain fluorine [19].
After reviewing the chemistry and biocheistry of fluorine, the collection describes laboratory methods for measuring fluorine concentration in milk, tea, water, blood, and bone, and reports the results of recent analyses.
A novel technology that is not based on fluorine chemistry, PFC, PFOA, PFOS or solvents, the Smartrepel(r) Hydro product range supports the increasing adoption of eco-advanced materials and production processes by textile producers and brand owners adhering to industry initiatives such as the Joint Roadmap towards Zero Discharge of Hazardous Chemicals (ZDHC), and eco-label standards such as bluesign(r) and Oeko-tex(r).
The high density of fluorine atoms in PVDF provides excellent resistance to degradation by UV radiation, chemical and airborne pollution, severe weather, and environmental conditions such as salt spray or wind-borne sand.
So far the result has only been demonstrated in vitro, but it should be possible to insert fluorine into the molecular structure of other drugs in order to assess changes in how they interact with their targets.
It is a highly sophisticated, fully integrated facility producing high quality Fluorine products in accordance with the highest international standards to meet the needs of the local, regional and international fluorine markets.
"Early-forming apatite is so fluorine-rich that it vacuums all the fluorine out of the magma, followed by chlorine.