'Polynomial' definitions:

Definition of 'polynomial'

adjective

Having the character of a polynomial; "a polynomial expression" [syn: polynomial, multinomial]

noun

A mathematical function that is the sum of a number of terms [syn: polynomial, multinomial]

From: GCIDE

Polynomial \Pol`y*no"mi*al\, n. [Poly- + -nomial, as in monomial, binomial: cf. F. polyn[^o]me.] (Alg.) An expression composed of two or more terms, connected by the signs plus or minus; as, a^2 - 2ab + b^2. [1913 Webster]

From: GCIDE

Polynomial \Pol`y*no"mi*al\, a.
1. Containing many names or terms; multinominal; as, the polynomial theorem. [1913 Webster]
2. Consisting of two or more words; having names consisting of two or more words; as, a polynomial name; polynomial nomenclature. [1913 Webster]