I. |pälē|nōmēəl, -lə̇|n- noun
( -s )
Etymology: poly- + -nomial (as in binomial )
1.
a. : a mathematical expression of two or more terms
b. : an algebraic function of one or more variables consisting of the sum of terms whose factors are constants or positive integral or zero powers of the variables — called also integral rational function
2. : a technical name of a plant or animal consisting of a descriptive phrase of more than three words
II. adjective
1. : having the character of a polynomial
2. : consisting of many names or terms