Definitions

from The American HeritageĀ® Dictionary of the English Language, 4th Edition

  • n. See acetylene.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The official IUPAC name for the organic chemical compound acetylene. The simplest alkyne, a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C2H2.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a colorless flammable gas used chiefly in welding and in organic synthesis

Etymologies

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Examples

  • Ideally, of course, you would also know many of the answers - that the Battle of Chickamauga happened in 1863, or that acetylene is the common name of ethyne - but, for most of us, that's the hardest part.

    The Daily Princetonian, 2009-06-03

  • (, no inhibition by ethyne [4]) [4] Cofactors/prosthetic groups FAD

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