Ethylene-group
noun, Chemistry.
1.
the bivalent group, −C 2 H 4 −, derived from ethylene or ethane.
noun
1.
(chem) the divalent group, -CH2CH2-, derived from ethylene
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noun, Chemistry. 1. a colorless, odorless, gaseous, toxic, ring compound, C 2 H 4 O, usually obtained by the oxidation of ethylene: used chiefly in the synthesis of ethylene glycol.
- Ethylene-series
noun, Chemistry. 1. . noun, Chemistry. 1. the homologous series of unsaturated, aliphatic hydrocarbons containing one double bond and having the general formula C n H 2n , as ethylene, H 2 C=CH 2 . noun 1. (chem) the homologous series of unsaturated hydrocarbons that contain one double bond and have the general formula, CnH2n; […]
- Ethyl-ether
noun, Chemistry. 1. (def 1). noun 1. a more formal name for ether (sense 1) ethyl ether n. See diethyl ether. ethyl ether See ether.
- Ethyl-group
noun, Chemistry. 1. the univalent group, C 2 H 5 –, derived from ethane.
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