carbon monoxide

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• carbon monoxide — n a colorless odorless very toxic gas CO that burns to carbon dioxide with a blue flame and is formed as a product of the incomplete combustion of carbon * * * a colourless almost odourless gas that is very poisonous. When breathed in it combines …   Medical dictionary

• Carbon monoxide — Carbon Car bon (k[aum]r b[o^]n), n. [F. carbone, fr. L. carbo coal; cf. Skr. [,c]r[=a] to cook.] (Chem.) 1. An elementary substance, not metallic in its nature, which is present in all organic compounds. Atomic weight 11.97. Symbol C. it is… …   The Collaborative International Dictionary of English

• carbon monoxide — UK US noun [U] ► ENVIRONMENT a poisonous gas formed when carbon is not burned completely, produced by vehicles and by heating equipment that is not working properly: »carbon monoxide poisoning/buildup/exposure → Compare CARBON DIOXIDE(Cf. ↑carbon …   Financial and business terms

• carbon monoxide — 1873, so called because it consists of one carbon and one oxygen atom (as opposed to carbon dioxide, which has two of the latter) …   Etymology dictionary

• carbon monoxide — ► NOUN ▪ a colourless, odourless toxic flammable gas formed by incomplete combustion of carbon …   English terms dictionary

• carbon monoxide — n. a colorless, odorless, highly poisonous gas, CO, produced by the incomplete combustion of carbonaceous material: it burns with a pale blue flame …   English World dictionary

• Carbon monoxide — chembox Name = Carbon monoxide ImageFileL1 = Carbon monoxide 2D.svg ImageSizeL1 = 100px ImageNameL1 = Structure of the carbon monoxide molecule ImageFileR1 = Carbon monoxide 3D vdW.png ImageSizeR1 = 120px ImageNameR1 = Space filling model of the… …   Wikipedia

• carbon monoxide — a colorless, odorless, poisonous gas, CO, that burns with a pale blue flame, produced when carbon burns with insufficient air: used chiefly in organic synthesis, metallurgy, and in the preparation of metal carbonyls, as nickel carbonyl. [1870 75] …   Universalium

• carbon monoxide — noun an odorless very poisonous gas that is a product of incomplete combustion of carbon • Syn: ↑carbon monoxide gas, ↑CO • Hypernyms: ↑monoxide * * * ˌcarbon monˈoxide [carbon monoxide] [ˌkɑːbən mənˈɒksaɪd] …   Useful english dictionary

• carbon monoxide — Carbonic Car*bon ic, a. [Cf. F. carbonique. See {Carbon}.] (Chem.) Of, pertaining to, or obtained from, carbon; as, carbonic oxide. [1913 Webster] {Carbonic acid} (Chem.), an acid {HO.CO.OH}, not existing separately, which, combined with positive …   The Collaborative International Dictionary of English

• carbon monoxide — N UNCOUNT Carbon monoxide is a poisonous gas that is produced especially by the engines of vehicles. The limit for carbon monoxide is 4.5 per cent of the exhaust gas …   English dictionary