-ide
/aɪd/suffix
1- Chemistry forming nouns【化】［构成名词］：
1.1
- denoting binary compounds of a non-metallic or more electronegative element or group表示“非金属或电负性元素或族的二元化合物”：
cyanide
sodium chloride.
1.2
- denoting various other compounds表示“多种其他化合物”：
peptide
saccharide.
1.3
- denoting elements of a series in the periodic table表示元素周期表内一系列元素：
lanthanide.
词源
originally used in oxide.