sima Sim • Simaba · · · Info · Definitions · Characters · · sima · · Text Latin · · Script 4 · · Length 2 · · Syllables Definitions · · · (noun) rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium. · · Noun Definition 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 m latin small letter m U+006D s latin small letter s U+0073