serdica serdab • sere · · · Info · Definitions · Characters · · serdica · · Text Latin · · Script 7 · · Length 3 · · Syllables Definitions · · · (noun) capital and largest city of Bulgaria located in western Bulgaria. Synonyms: Sofia, Serdica, Bulgarian capital. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 r latin small letter r U+0072 s latin small letter s U+0073