An expression composed of two or more terms, connected by the signs plus or minus; as, a2 - 2ab + b2.
Containing many names or terms; multinominal; as, the polynomial theorem.
An algebraic term. The sum of 2 or more monomials. Polynomials include variables and always have one or more terms.
an expression consisting of one or more terms, including some variable(s). E.g. 3 x2 - 2 x + 1.