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)
plural of octadecahedron
Eighteen water molecules in a hydrated compound.
plural of octadecahydrate
An oligomer having eighteen subunits.
Of or pertaining to an octadecamer.
plural of octadecamer
The aliphatic aldehyde that has 18 carbon atoms
The acid amide of octadecanoic acid
Any of very many isomeric alkanes having the formula C₁₈H₃₈, but especially n-octadecane CH₃(CH₂)₁₆C...
plural of octadecane
The aliphatic thiol that has 18 carbon atoms
Any salt or ester of octadecanoic acid
plural of octadecanoate
Of or pertaining to octadecanoic acid or its derivatives
Synonym of stearic acid.
Relating to octadecanoic acid and its derivatives, but especially to polyunsaturated forms that are ...
plural of octadecanoid
Any saturated aliphatic alcohol that has eighteen carbon atoms, but especially 1-octadecanol
The univalent radical derived from octadecanoic acid by loss of the hydroxy group; stearoyl
A polypeptide containing eighteen amino acid moieties