Wiktionary英语词典
收录 1,329,381 个英语单词，来自Wiktionary的英文释义、IPA发音、词源、词形变化和词汇关系数据
O开头单词
(共36,133个)
A measure of the antiknock properties of an automobile fuel.
plural of octane number
An octane number.
plural of octane rating
Suberic acid.
Any of several isomeric diketones, derived from octane, that are used as intermediates in organic sy...
plural of octanedione
plural of octane
Any thiol derived from an octane, but especially 1-octanethiol
plural of octanethiol
A geometric figure with eight corners, an octagon.
plural of octangle
Octagonal, with eight angles.
In an octangular manner.
Any nitride containing eight atoms of nitrogen
plural of octanitride
A high explosive derived from cubane, and one of the most powerful chemical explosives known.
Any salt or ester of octanoic acid.
plural of octanoate
Of or pertaining to octanoic acid or its derivatives