# arithmetic

[noun uh-rith-muh-tik; adjective ar-ith-met-ik] /noun əˈrɪθ mə tɪk; adjective ˌær ɪθˈmɛt ɪk/
noun
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 numbers; the study of the divisibility of whole numbers, the remainders after division, etc.
3.
a book on this subject.
4.
Also, arithmetical. of or relating to arithmetic.
Origin of arithmetic
1200-1250
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
Related forms
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for arithmetically
Historical Examples
• There is present, of course, an arithmetically unequal division of horizontal extent, aside from the filling.

• Consider, I beg of you, arithmetically, what this fact means.

John Ruskin
• His deduction was arithmetically, but not bibliographically, accurate.

William Carew Hazlitt
• Surely that, arithmetically speaking, is the position in which ciphers are most powerful.

• These designations are arithmetically inaccurate, but the Romans reckoned both ends of the series.

Charles E. Bennett
• But the man cannot be the representative of a class, that is clear: it is physically and arithmetically impossible.

William Makepeace Thackeray
• If the two persons were equal, their respective shares would be arithmetically equal: Achilles would have six, Ajax six.

P. J. Proudhon
• arithmetically this work belongs in the first or second years of learning.

Edward L. Thorndike
• Put forward, my paradoxical Pupils, methodically and arithmetically, one by one.

John Marston
• The increase of population is arithmetically measured, and it stands in relations of direct causation to every social change.

British Dictionary definitions for arithmetically

## arithmetic

/əˈrɪθmətɪk/
noun
1.
the branch of mathematics concerned with numerical calculations, such as addition, subtraction, multiplication, and division
2.
one or more calculations involving numerical operations
3.
knowledge of or skill in using arithmetic: his arithmetic is good
4.
of, relating to, or using arithmetic
Derived Forms
arithmetician, noun
Word Origin
C13: from Latin arithmētica, from Greek arithmētikē, from arithmein to count, from arithmos number
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for arithmetically

## 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."

Online Etymology Dictionary, © 2010 Douglas Harper
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arithmetically in Science
 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.
The American Heritage® Science Dictionary
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