olefiant [医] 生油的, 成油的
Olefiant \O*le"fi*ant\, a. [F. ol['e]fiant, fr.L. oleum oil +
-ficare (in comp.). Cf. {-Fy}.] (Chem.)
Forming or producing an oil; specifically, designating a
colorless gaseous hydrocarbon called ethylene (olefiant gas).
[Archaic]