sil‧i‧cone /ˈsɪləkəʊn, ˈsɪlɪkəʊn $ -koʊn/ noun [uncountable]
[Date: 1900-2000; Origin: silicon]
a chemical that is not changed by heat or cold, does not let water through, and is used in making artificial body parts, paint, and rubber

[TahlilGaran] Dictionary of Contemporary English ▲