noun Etymology: Middle English arsmetrik, from Anglo-French arismatike, from Latin arithmetica, from Greek arithmētikē, from feminine of arithmētikos arithmetical, from arithmein to count, from arithmos number; akin to Old English rīm number, and perhaps to Greek arariskein to fit Date: 15th century 1. a. a branch of mathematics that deals usually with the nonnegative real numbers including sometimes the transfinite cardinals and with the application of the operations of addition, subtraction, multiplication, and division to them b. a treatise on arithmetic 2. computation, calculationarithmetic or arithmetical adjectivearithmetically adverbarithmetician noun

New Collegiate Dictionary. 2001.


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  • Arithmetic — tables for children, Lausanne, 1835 Arithmetic or arithmetics (from the Greek word ἀριθμός, arithmos “number”) is the oldest and most elementary branch of mathematics, used b …   Wikipedia

  • Arithmetic — A*rith me*tic, n. [OE. arsmetike, OF. arismetique, L. arithmetica, fr. Gr. ? (sc. ?), fr. ? arithmetical, fr. ? to number, fr. ? number, prob. fr. same root as E. arm, the idea of counting coming from that of fitting, attaching. See {Arm}. The… …   The Collaborative International Dictionary of English

  • arithmetic — [ə rith′mə tik; ] for adj. [, ar΄ith met′ik, er΄ith met′ik] n. [ME arsmetrike < OFr arismetrique (infl. in form by L ars metrica, the art of measurement) < L arithmetica < Gr ( hē) arithmētikē (technē), (the) counting (art) <… …   English World dictionary

  • arithmetic — ► NOUN 1) the branch of mathematics concerned with the properties and manipulation of numbers. 2) the use of numbers in counting and calculation. ► ADJECTIVE ▪ relating to arithmetic. DERIVATIVES arithmetical adjective arithmetically adverb… …   English terms dictionary

  • arithmetic — (n.) mid 13c., arsmetike, from O.Fr. arsmetique (12c.), from L. arithmetica, from Gk. arithmetike (tekhne) (the) counting (art), fem. of arithmetikos of or for reckoning, arithmetical, from arithmos number, counting, amount, from PIE root *re(i)… …   Etymology dictionary

  • arithmetic — [n] mathematics addition, calculation, computation, division, estimation, figuring, multiplication, reckoning, subtraction; concepts 349,764 …   New thesaurus

  • arithmetic — arithmetically, adv. n. /euh rith meuh tik/; adj. /ar ith met ik/, n. 1. the method or process of computation with figures: the most elementary branch of mathematics. 2. Also called higher arithmetic, theoretical arithmetic. the theory of… …   Universalium

  • arithmetic — (The noun is pronounced [[t]ərɪ̱θmɪtɪk[/t]]. The adjective is pronounced [[t]æ̱rɪθme̱tɪk[/t]].) 1) N UNCOUNT Arithmetic is the part of mathematics that is concerned with the addition, subtraction, multiplication, and division of numbers.… …   English dictionary

  • arithmetic — ar|ith|met|ic1 [ ə rıθmətık ] noun uncount * 1. ) the part of mathematics that involves basic calculations such as adding or multiplying numbers: He s very good at arithmetic. 2. ) the process of doing a calculation: I m not sure my arithmetic is …   Usage of the words and phrases in modern English

  • arithmetic — I UK [əˈrɪθmətɪk] / US noun [uncountable] * 1) the part of mathematics that involves basic calculations such as adding or multiplying numbers He s very good at arithmetic. 2) the process of doing a calculation I m not sure my arithmetic is… …   English dictionary

  • arithmetic — n. & adj. n. 1 a the science of numbers. b one s knowledge of this (have improved my arithmetic). 2 the use of numbers; computation (a problem involving arithmetic). adj. (also arithmetical) of or concerning arithmetic. Phrases and idioms:… …   Useful english dictionary

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