D defs.my
Entry 1 sense Webster, 1913

Ethyl

/ĕth'-əl/ · Eth·yl · IPA /ˈɛθəl/
01 n. A monatomic, hydrocarbon radical, C2H5 of the paraffin series, forming the essential radical of ethane, and of common alcohol and ether.
  1. 1.
    A monatomic, hydrocarbon radical, C2H5 of the paraffin series, forming the essential radical of ethane, and of common alcohol and ether.(Chem.)
Phrases & compounds
Ethyl aldehyde — See Aldehyde.