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The Collaborative International Dictionary of English v.0.48 (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]


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]

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