Word: persulfide
Part of speech: Noun
Syllables: per
sul
fide
Definition: Any sulfide containing more than the usual proportion of sulfur atoms
Morphemes:
Affix: per-
Language: en
PoS: Prefix
Meaning: Forming nouns and adjectives denoting the maximum proportion of one element in a compound, as in peroxide.
Affix: sulfide
Language: en
PoS: Noun
Meaning: Any compound of sulfur and a metal or other electropositive element or group.