👉 In mathematics, an antioptic (from Ancient Greek "antōr", meaning "against" and "opter", meaning "to write") refers to a word or phrase that is not likely to be correct or useful in a particular context. It is often used in the sense of avoiding repetition or using words that are known for their ambiguity, as in "the antioptic formula" or "the antioptic solution". In mathematical contexts, an antioptic is typically defined as