silica gel silica brick • silicam · · · Info · Definitions · Characters · · silica gel · · Text Common · · Latin · · Scripts 10 · · Length 4 · · Syllables Definitions · · · (noun) a porous form of silica that is highly absorbent. Synonyms: silica gel. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C s latin small letter s U+0073