New Collegiate Dictionary. 2001.
polychlorinated biphenyl — [päl΄i klôr′ə nāt əd bī΄fen′əl, päl΄i klôr′ə nāt ed bī΄fē′nəl] n. PCB … English World dictionary
Polychlorinated biphenyl — PCBs redirects here. For printed circuit boards, see printed circuit board. Labelling transformers containing PCBs … Wikipedia
polychlorinated biphenyl — poly·chlo·ri·nat·ed biphenyl .päl i klōr ə .nāt əd , klȯr n any of several compounds that are produced by replacing hydrogen atoms in biphenyl with chlorine, have various industrial applications, and are toxic environmental pollutants which tend … Medical dictionary
polychlorinated biphenyl — /pol ee klawr euh nay tid, klohr /, Chem. See PCB. [1960 65; POLY + CHLORINATED] * * * ▪ chemical compound any of a class of organohalogen compounds prepared by the reaction of chlorine with biphenyl. A typical mixture of PCBs may contain… … Universalium
polychlorinated biphenyl — noun A class of aromatic organic compounds formed by the chlorination of the hydrocarbon biphenyl; they have many industrial applications but are damaging to the environment … Wiktionary
polychlorinated biphenyl — ¦pälē, lə̇ˌ… noun Etymology: poly + chlorinated, past participle of chlorinate : any of several compounds that are produced by replacing hydrogen atoms in biphenyl with chlorine, have various industrial applications, and are toxic environmental… … Useful english dictionary
polychlorinated biphenyl — noun Chemistry any of a class of toxic chlorinated aromatic compounds, formed as waste in some industrial processes … English new terms dictionary
polychlorinated biphenyl — /pɒliˌklɒrəneɪtəd baɪˈfɛnəl/ (say polee.kloruhnaytuhd buy fenuhl) noun → PCB1 …
polychlorinated biphenyl — (PCB) Dielectric fluid used in capacitors and transformers that is very toxic. Use of PCB in transformers and capacitors is strictly regulated by the Environmental Protection Agency … Dictionary of automotive terms
Polychlorinated dibenzodioxins — See also: 2,3,7,8 Tetrachlorodibenzodioxin, Dioxins and dioxin like compounds, and 1,4 Dioxin General structure of PCDDs where n and m can range from 0 to 4 Polychlorinated dibenzodioxins (PCDDs), or simply dioxins, are a group of organic… … Wikipedia
