ethyl
/ˈiːθaɪl/noun
usu. as modifier
- Chemistry of or denoting the hydrocarbon radical - C2H5, derived from ethane and present in many organic compounds【化】乙基, 乙烷基：
ethyl acetate
乙酸乙酯
an ethyl group.
乙（烷）基。
词源
mid 19th cent.: from German, from Äther 'ether'+-YL.