circular measure circular function • circular plane · · · Info · Definitions · Characters · · circular measure · · Text Common · · Latin · · Scripts 16 · · Length 5 · · Syllables Definitions · · · (noun) measurement of angles in radians. Synonyms: circular measure. · · 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 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075