rotunda rotund • rotundate · · · Info · Definitions · Characters · · rotunda · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a building having a circular plan and a dome. · · Noun Definition 1 (noun) a large circular room. · · Noun Definition 2 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075