Webster’s Revised Unabridged Dictionary · 1913
Polynomial
Pol′y·no′mi·al (pŏl′ĭ·nō′mĭ·al), n. [Poly- + -nomial, as in monomial, binomial: cf. F. polynôme.] (Alg.) An expression composed of two or more terms, connected by the signs plus or minus; as, a2 - 2ab + b2.
Pol′y·no′mi·al, a. 1. Containing many names or terms; multinominal; as, the polynomial theorem.
2. Consisting of two or more words; having names consisting of two or more words; as, a polynomial name; polynomial nomenclature.