the method or process of computation with figures: the most elementary branch of mathematics.
Also called higher arithmetic, theoretical arithmetic. the theory of numbers; the study of the divisibility of whole numbers, the remainders after division, etc.
a book on this subject.
Also, arithmetical. of or relating to arithmetic.
Now here, with an arithmetical exactitude of demonstration, he perceived that Marjorie wasn’t.
Marriage H. G. Wells
His wealth increased not in arithmetical but in geometrical progression.
Godfrey Morgan Jules Verne
These squares may be formed with numbers that are in arithmetical progression, or that are not in such progression.
The Canterbury Puzzles Henry Ernest Dudeney
There are forces in the world which work, not in an arithmetical, but in a geometrical ratio of increase.
The Republic Plato
By this machine, which is called a Swan-pan, arithmetical operations are rendered palpable.
Travels in China, Containing Descriptions, Observations, and Comparisons, Made and Collected in the Course of a Short Residence at the Imperial Palace of Yuen-Min-Yuen, and on a Subsequent Journey through the Country from Pekin to Canton John Barrow
You should put this sort of thing into the hands of some arithmetical hireling.
The Belovd Vagabond William J. Locke
The reader may by now feel rather helpless before the problem of the arrangement of arithmetical subject matter.
The Psychology of Arithmetic Edward L. Thorndike
These are questions which cannot be solved by arithmetical calculation.
The Diplomatic Correspondence of the American Revolution, Volume XII Various
It should not be thought, however, that every exposure on bromide paper must involve an arithmetical calculation.
Bromide Printing and Enlarging John A. Tennant
Society is not merely an arithmetical total, or a collective designation.
Instigations Ezra Pound
the branch of mathematics concerned with numerical calculations, such as addition, subtraction, multiplication, and division
one or more calculations involving numerical operations
knowledge of or skill in using arithmetic: his arithmetic is good
of, relating to, or using arithmetic
1540s; see arithmetic + -al (1). Related: Arithmetically (late 15c.).
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.”
The mathematics of integers, rational numbers, real numbers, or complex numbers under the operations of addition, subtraction, multiplication, and division.
the method or process of computation with figures: the most elementary branch of mathematics. Also called higher arithmetic, theoretical arithmetic. the theory of numbers; the study of the divisibility of whole numbers, the remainders after division, etc. a book on this subject. Also, arithmetical. of or relating to arithmetic. Historical Examples There is present, of […]
an expert in . Historical Examples The parties are to be to him merely A and B, and he has to work out the result as an arithmetician works out a sum. Social Rights and Duties, Volume I (of 2) Sir Leslie Stephen And that person is he who is good at calculation—the arithmetician? Lesser […]
verb to express in arithmetic form
noun rule by the numerical majority of the population Word Origin Greek arithmos ‘number’ Historical Examples arithmocracy, ar-ith-mok′ras-i, n. a democracy of mere numbers. Chambers’s Twentieth Century Dictionary (part 1 of 4: A-D) Various n. “rule by numerical majority,” 1850, from Greek arithmos “number, counting, amount” (see arithmetic) + -cracy. Related: Arithmocratic; arithmocratical.