from The Century Dictionary.

  • noun Same as alkene or olefine.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun obsolete, organic chemistry An alkene.
  • noun obsolete, organic chemistry An alkanediyl functional group, especially one having the free valencies of adjacent carbon atoms.


Sorry, no etymologies found.


  • AMTS17-AMTS20 are known to irreversibly inhibit aphid AChEs but not have a trimethylammonium group on one end of an alkylene chain to confer affinity through a cation-pi interaction with Trp87 at the active site

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  • AMTS13, AMTS17, and AMTS18 for micelle formation agree with the reported range of the alkyl chain length for effective surfactants comprised of alkylene cations.

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