polynomial

The definition of a polynomial is a mathematical formula or expression with several algebraic terms.

(noun)

An example of a polynomial is the mathematical expression 2x² + 4x³ + 3

Polynomial is defined as something related to a mathematical formula or expression with several algebraic terms.

(adjective)

An example of a mathematical expression that would be described as a polynomial is the formula 2x² + 4x³ + 3

See polynomial in Webster's New World College Dictionary

noun

an expression or name consisting of more than two terms; specif.,

Algebra a linear combination of products of integral powers of a given set of variables, with constant coefficients (Ex.: x + 3x + 2 or x - 2xy + y)
Biol. a species or subspecies name consisting of more than two terms

Origin: poly- + (bi)nomial

adjective

consisting of or characterized by polynomials

See polynomial in American Heritage Dictionary 4

adjective

Of, relating to, or consisting of more than two names or terms.

noun

A taxonomic designation consisting of more than two terms.
Mathematics
a. An algebraic expression consisting of one or more summed terms, each term consisting of a constant multiplier and one or more variables raised to integral powers. For example, x² - 5x + 6 and 2p³q + y are polynomials. Also called multinomial.
b. An expression of two or more terms.