IPA: //ˈpɒliˌsʌlfaɪd//
KK: /ˈpɑlɪˌsʌlfaɪd/
A type of chemical compound that has two or more sulfur atoms in its structure.
Polysulfide is often used in sealants and adhesives due to its flexibility and durability.
Polysulfide is formed from "poly-" (meaning many) and "sulfide" (from Latin "sulfur", meaning sulfur). The word refers to a compound containing many sulfur atoms.
Think of 'many' ('poly-') sulfur atoms when you hear 'polysulfide'.
No commonly confused words.