This shows grade level based on the word's complexity.

# polynomial

[ pol-uh-noh-mee-uhl ]

/ ˌpɒl əˈnoʊ mi əl /

Save This Word!

This shows grade level based on the word's complexity.

adjective

consisting of or characterized by two or more names or terms.

noun

Algebra.

- (in one variable) an expression consisting of the sum of two or more terms each of which is the product of a constant and a variable raised to an integral power: ax2 + bx + c is a polynomial, where a, b, and c are constants and x is a variable.
- a similar expression in more than one variable, as 4x2y3 − 3xy + 5x + 7.
- Now Rare.Also called multinomial. any expression consisting of the sum of two or more terms, as 4x3 + cos x.

a polynomial name or term.

Biology. a species name containing more than two terms.

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

## Origin of polynomial

First recorded in 1665–75; poly- + (bi)nomial

## Words nearby polynomial

polymyxin, Polynesia, Polynesian, polyneuritis, Polynices, polynomial, polynomial ring, polynuclear, polynucleotide, polynya, polyol

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

## How to use polynomial in a sentence

## British Dictionary definitions for polynomial

polynomial

/ (ˌpɒlɪˈnəʊmɪəl) /

adjective

of, consisting of, or referring to two or more names or terms

noun

- a mathematical expression consisting of a sum of terms each of which is the product of a constant and one or more variables raised to a positive or zero integral power. For one variable, x, the general form is given by: a 0 x n + a 1 x n –1 + … + a n –1 x + a n, where a 0, a 1, etc, are real numbers
- Also called: multinomial any mathematical expression consisting of the sum of a number of terms

biology a taxonomic name consisting of more than two terms, such as Parus major minor in which minor designates the subspecies

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Scientific definitions for polynomial

polynomial

[ pŏl′ē-nō′mē-əl ]

An algebraic expression that is the sum of two or more monomials. The expressions x2 - 4 and 5x4 + 2x3 - x + 7 are both polynomials.

The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.