'Dimethyl' definitions:

Definition of 'Dimethyl'

From: GCIDE
  • Dimethyl \Di*meth"yl\, n. [Pref. di- + methyl.] (Chem.) Ethane; -- sometimes so called because regarded as consisting of two methyl radicals. See Ethane. [1913 Webster]

Definition of 'dimethyl'

From: GCIDE
  • ethane \eth"ane\ ([e^]th"[=a]n), n. [From Ether.] (Chem.) A gaseous hydrocarbon, C2H6, forming a constituent of ordinary illuminating gas. It is the second member of the paraffin series, and its most important derivatives are common alcohol (ethyl alcohol), acetaldehyde, ether, and acetic acid. Called also dimethyl. [1913 Webster]