English word persulfide comes from English per-, English sulfide
| Dictionary entry | Language | Definition |
|---|---|---|
| per- | English (eng) | (non-productive) Denoting the sense "by" or "per", as in perchance or perhaps. (chemistry) Added to the name of an element in a polyatomic ion denote the number of atoms of that element (usually four).. (chemistry) Forming nouns and adjectives denoting the maximum proportion of one element in a compound, as in peroxide.. (non-productive) In adjectives and adverbs: denoting the sense [...] |
| sulfide | English (eng) | (American spelling, chemistry) Any compound of sulfur and a metal or other electropositive element or group. |
| persulfide | English (eng) | (chemistry) Any sulfide containing more than the usual proportion of sulfur atoms. |