acétylène
41acetylene — [ə sɛtɪli:n] noun Chemistry a toxic hydrocarbon gas which burns with a bright flame, used in welding and formerly in lighting; ethyne. [C2H2.] Origin C19: from acetic acid + yl + ene …
42acetylene — noun (U) a gas which burns with a bright flame and is used in equipment for cutting and joining pieces of metal see also: oxyacetylene …
43acetylene — acet·y·lene …
44acetylene — UK [əˈsetəˌliːn] / US [əˈset(ə)lˌɪn] noun [uncountable] chemistry a gas that is burned with oxygen to produce a flame that can cut metal …
45acetylene — a•cet•y•lene [[t]əˈsɛt lˌin, ɪn[/t]] n. chem. a colorless gas, C2H2, used esp. in metal cutting and welding, as an illuminant, and in organic synthesis • Etymology: 1860–65 a•cet y•len′ic ˈɛn ɪk adj …
46acetylene — /əˈsɛtəlin / (say uh setuhleen), / lən/ (say luhn) noun ethyne, a colourless gas, C2H2, prepared by the action of water on calcium carbide, used in metal welding and cutting, as an illuminant, and in organic synthesis. {acetyl + ene} …
47acetylene — n. a colourless hydrocarbon gas, burning with a bright flame, used esp. in welding and formerly in lighting. Also called ETHYNE. Usage: Chem. formula: C2H2 Etymology: ACETIC + YL + ENE …
48acetylene series — Chem. See alkyne series. * * * …
49acetylene torch — noun An oxyacetylene torch …
50Acetylene black — Ацетиленовая сажа …