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An unsaturated organic compound, especially one containing a double bond between carbon atoms: ethylene.
[From Greek -ēnē, feminine adj. suff.]
n combining form
(Chemistry) (in chemistry) indicating an unsaturated compound containing double bonds: benzene; ethylene.
[from Greek -ēnē, feminine patronymic suffix]
a suffix used to form names of unsaturated hydrocarbons (anthracene; benzene), esp. those of the alkene series (butylene).
[< Greek -ēnē, feminine of -ēnos, adj. suffix denoting origin or source]
A suffix used to form the names of hydrocarbons having one or more double bonds, such as benzene. Compare -ane.