methyl Meaning, Definition & Usage

  1. noun the univalent radical CH3- derived from methane
    methyl radical; methyl group.

WordNet

Meth"yl noun
Etymology
See Methylene.
Definitions
  1. (Chem.) A hydrocarbon radical, CH3, not existing alone but regarded as an essential residue of methane, and appearing as a component part of many derivatives; as, methyl alcohol, methyl ether, methyl amine, etc. Formerly written also methule, methyle, etc.

Webster 1913