# arithmetic

[noun uh-rith-muh-tik; adjective ar-ith-met-ik]

- the method or process of computation with figures: the most elementary branch of mathematics.
- Also called higher arithmetic, theoretical arithmetic. the theory of numbers; the study of the divisibility of whole numbers, the remainders after division, etc.
- a book on this subject.

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- Also ar·ith·met·i·cal. of or relating to arithmetic.

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## Origin of arithmetic^{}

1200–50; < Latin arithmētica, feminine singular of arithmēticus < Greek arithmētikḗ (téchnē) (art, skill) of numbers, equivalent to arithmé(ein) to reckon + -t(o)- verbal adjective + -ikḗ -ic; replacing Middle English arsmet(r)ike < Old French arismetique < Medieval Latin arismētica, with s for Late Greek th

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

## Examples from the Web for arithmetic

### Contemporary Examples

#### The J-K shooting was simple enough, in that it was a matter of arithmetic logic that one of them was telling the truth.

#### NEW DELHI, India — Narendra Modi is to be the new prime minister of India, and the arithmetic of his victory is stunning.

#### “The president has promised to change the arithmetic,” says Rothenberg.

#### I asked the guy, “Do we have to do some arithmetic that comes out to $292?”

#### This article has been corrected to rectify an arithmetic mistake.

### Historical Examples

#### He had his slate-pencil and arithmetic book, and prepared himself to do his examples.

Rico and WiseliJohanna Spyri

#### Only arithmetic now, and he would be through with the working part of the day.

#### I am studying spelling, geography, arithmetic, and the Third Reader.

#### She looked at the book, which looked exactly like Colburn's Arithmetic.

Five Mice in a Mouse-trapLaura E. Richards

#### Can we deny that a warrior should have a knowledge of arithmetic?

The RepublicPlato

## arithmetic

- the branch of mathematics concerned with numerical calculations, such as addition, subtraction, multiplication, and division
- one or more calculations involving numerical operations
- knowledge of or skill in using arithmetichis arithmetic is good

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- of, relating to, or using arithmetic

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## Word Origin

C13: from Latin arithmētica, from Greek arithmētikē, from arithmein to count, from arithmos number

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 arithmetic

### n.

mid-13c., arsmetike, from Old French arsmetique (12c.), from Latin arithmetica, from Greek arithmetike (tekhne) "(the) counting (art)," fem. of arithmetikos "of or for reckoning, arithmetical," from arithmos "number, counting, amount," from PIE root *re(i)- "to reason, count" (cf. Old English, Old High German rim "number;" Old Irish rim "number," dorimu "I count;" Latin ritus "religious custom;" see read).

Originally in English also arsmetrik, on folk etymology from Medieval Latin ars metrica; spelling corrected early 16c. Replaced native tælcræft, literally "tell-craft."

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Online Etymology Dictionary, © 2010 Douglas Harper

## arithmetic

[ə-rĭth′mĭ-tĭk]

- The mathematics of integers, rational numbers, real numbers, or complex numbers under the operations of addition, subtraction, multiplication, and division.

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