# binomial

[bahy-noh-mee-uh l]

- Algebra. an expression that is a sum or difference of two terms, as 3x + 2y and x2 − 4x.
- Zoology, Botany. a taxonomic name consisting of a generic and a specific term, used to designate species.

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- Algebra. consisting of or pertaining to two terms or a binomial.
- Zoology, Botany. consisting of or characterized by binomials.

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## Origin of binomial

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

## Examples from the Web for binomial

### Historical Examples of binomial

A binomial in algebra is a quantity consisting of two terms.

OrthographyElmer W. Cavins

The dot is used to indicate that the root of the binomial (not of 136 alone) is called for.

William OughtredFlorian Cajori

You might as well try to rush the Proof of the Binomial Theorem.

The Eulogy of Richard JefferiesWalter Besant

Review the method of finding the square root of a binomial surd.

A Review of AlgebraRomeyn Henry Rivenburg

(a) Write the middle term of the expansion of by the binomial theorem.

A Review of AlgebraRomeyn Henry Rivenburg

## binomial

- a mathematical expression consisting of two terms, such as 3 x + 2 y
- a two-part taxonomic name for an animal or plantSee binomial nomenclature

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- referring to two names or terms

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## Word Origin for binomial

C16: from Medieval Latin binōmius from bi- 1 + Latin nōmen name

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

## Word Origin and History for binomial

Online Etymology Dictionary, © 2010 Douglas Harper

## binomial

(bī-nō′mē-əl)- Consisting of two terms or names, such as the genus and species names of organisms.

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- A taxonomic name used in binomial nomenclature.

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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

## binomial

[bī-nō′mē-əl]

- A mathematical expression that is the sum of two monomials, such as 3a + 2b.

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