arithmetic
playSimple Definition of arithmetic

: a branch of mathematics that deals with numbers and their addition, subtraction, multiplication, and division

: the act or process of calculating a number
Full Definition of arithmetic
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, calculation
Examples of arithmetic
a software program that will do the arithmetic for you
<I haven't actually done the arithmetic yet, but I suspect we're losing money on the deal.>
Origin of arithmetic
Middle English arsmetrik, from AngloFrench 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
First Known Use: 15th century
Other Mathematics and Statistics Terms
Rhymes with arithmetic
Learn More about arithmetic

Thesaurus: All synonyms and antonyms for "arithmetic" Spanish Central: Translation of "arithmetic" Nglish: Translation of "arithmetic" for Spanish speakers Britannica English: Translation of "arithmetic" for Arabic speakers Britannica.com: Encyclopedia article about "arithmetic"
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