decagon decafid • decagonal · · · Info · Definitions · Characters · · decagon · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a polygon with 10 sides and 10 angles. · · 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 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F