Arithmetic

Pronunciation

• (noun) enPR: É™rÄ­th'mÉ™tÄ­k, IPA: /əˈrɪθmÉ™tɪk/
• (adjective) enPR: ărÄ­thmÄ•'tÄ­k, IPA: /ærɪθˈmÉ›tɪk/

Origin

From Middle English arsmetike, from Old French arismetique, from Latin arithmetica, from Ancient Greek ἀριθμητική ("counting") (τέχνη ("art")), from ἀριθμός ("number"). Used in English since 13th Century.

Full definition of arithmetic

Noun

1. The mathematics of numbers (integers, rational numbers, real numbers, or complex numbers) under the operations of addition, subtraction, multiplication, and division.
• 2013-07-20, Welcome to the plastisphere, researchers noticed many of their pieces of marine debris sported surface pits around two microns across....Closer examination showed that some of these pits did, indeed, contain bacteria, and that in several cases these bacteria were dividing and thus, by the perverse arithmetic of biological terminology, multiplying.

Synonyms

• (study) math US, maths UK, mathematics

Derived terms

Adjective

1. (mathematics) Of, relating to, or using arithmetic; arithmetical.arithmetic geometry
• 2008, Emmanuel Kowalski, The large sieve and its applications: arithmetic geometry, random ..., Moreover, the latest work of Katz, involving the so-called 'Larsen alternative', provides new criteria, of a very arithmetic nature, to (almost) determine the rational monodromy group
2. (arithmetic) Of a progression, mean, etc, computed solely using addition.arithmetic progression

Coordinate terms

• (computed solely using addition) geometric

Derived terms