Any of a series of aliphatic hydrocarbons with a carbon-carbon triple bond and the general formula Cn H2n−2 .
Any of a series of unsaturated open-chain hydrocarbons containing a triple bond and having the general formula CnH2n-2: these compounds are sometimes said to be in the acetylene series.
Any of a group of unsaturated hydrocarbons that havee carbon atoms in chains linked by one or more triple bonds and that have the general formula Cn H2n &sbminus;2 . Alkynes can be solid, liquid, or gaseous and include acetylene. &diamf3; The group of alkynes as a whole is called the alkyne series or the acetylene series. The first five members of the alkyne series are acetylene (or ethyne), propyne, butyne, pentyne, and hexyne.
Origin of alkyne
- alky(l) –(i)ne
From American Heritage Dictionary of the English Language, 5th Edition