acute angle acute accent • acute anterior poliomyelitis · · · Info · Definitions · Characters · · acute angle · · Text Common · · Latin · · Scripts 11 · · Length 4 · · Syllables Definitions · · · (noun) an angle less than 90 degrees but more than 0 degrees. Synonyms: acute angle. · · 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 g latin small letter g U+0067 l latin small letter l U+006C n latin small letter n U+006E t latin small letter t U+0074 u latin small letter u U+0075