a·rith·me·tic
(ə-rĭth′mĭ-tĭk)n. The mathematics of integers, rational numbers, real numbers, or complex numbers under addition, subtraction, multiplication, and division.
adj. ar·ith·met·ic (ăr′ĭth-mĕt′ĭk) also
ar′ith·met′i·cal (ăr′ĭth-mĕt′ĭ-kəl)1. Of or relating to arithmetic.
2. Changing according to an arithmetic progression: The increase in the food supply is arithmetic.
[Middle English
arsmetike, from Old French
arismetique, from Medieval Latin
arismetica, alteration of Latin
arithmētica, from Greek
arithmētikē (tekhnē),
(art) of counting, feminine of
arithmētikos, from
arithmein,
to count, from
arithmos,
number; see
ar- in
Indo-European roots.]
ar′ith·met′i·cal·ly adv.
a·rith′me·ti′cian (-tĭsh′ən) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
arithmetic
(əˈrɪθmətɪk) n1. (Mathematics) the branch of mathematics concerned with numerical calculations, such as addition, subtraction, multiplication, and division
2. (Mathematics) one or more calculations involving numerical operations
3. (Mathematics) knowledge of or skill in using arithmetic: his arithmetic is good.
adj (Mathematics) of, relating to, or using arithmetic
[C13: from Latin arithmētica, from Greek arithmētikē, from arithmein to count, from arithmos number]
ˌarithˈmetically adv
aˌrithmeˈtician n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a•rith•me•tic
(n. əˈrɪθ mə tɪk; adj. ˌær ɪθˈmɛt ɪk)
n. 1. the method or process of computation with figures: the most elementary branch of mathematics.
2. the theory of numbers; the study of the divisibility of whole numbers, the remainders after division, etc.
3. a treatise on arithmetic.
adj. 4. Also, ar`ith•met′i•cal. of, pertaining to, or in accordance with the rules of arithmetic.
ar•ith•met•ic [1200–50; < Old French arismetique < Medieval Latin arismētica, Latin arithmētica < Greek arithmētikḗ (téchnē) (art, skill) of numbers, feminine of arithmētikós <arithmēt(ós) number]
ar`ith•met′i•cal•ly, adv.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
a·rith·me·tic
(ə-rĭth′mĭ-tĭk)1. The mathematical study of numbers and their properties under the operations of addition, subtraction, multiplication, and division.
2. Calculation using these operations.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.