arccotangent arc cosine • arc cotangent · · · Info · Definitions · Synonyms · Characters · · arccotangent · · Text Latin · · Script 12 · · Length 4 · · Syllables Definitions · · · (noun) the inverse function of the cotangent; the angle that has a cotangent equal to a given number. Synonyms: arc cotangent, inverse cotangent. · · Noun Definition 1 Synonyms · · · arc cotangent · · Synonym 1 inverse cotangent · · Synonym 2 Characters · · 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 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