- An algebraic expression consisting of two terms.
- In taxonomy, a two-part name for a biological species, colloquially known as a Latin name.
- A noun phrase with two parts, such as knife and fork.
There are no categorical antonyms for this word.
However, in the context of an algebraic expression, one could loosely use the wordmonomial, meaning an algebraic expression consisting of one term, as an antonym. In the context of a two-part name in taxonomy, one could loosely use the word mononomial, meaning a name with one word, as an antonym.
