ethyl Meaning, Definition & Usage

  1. noun the univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atom
    ethyl radical; ethyl group.

WordNet

Eth"yl noun
Etymology
Ether + -yl.
Definitions
  1. (Chem.) A monatomic, hydrocarbon radical, C2H5 of the paraffin series, forming the essential radical of ethane, and of common alcohol and ether.

Webster 1913