Aristotelic
(Ar`is*to*tel"ic) a. Pertaining to Aristotle or to his philosophy. "Aristotelic usage." Sir W. Hamilton.
Aristotle's lantern
(Ar"is*to`tle's lan"tern) (Zoöl.) The five united jaws and accessory ossicles of certain
sea urchins.
Aristulate
(A*ris"tu*late) a. [Dim. fr. arista.] (Bot.) Having a short beard or awn. Gray.
Arithmancy
(Ar"ith*man`cy) n. [Gr. number + -mancy.] Divination by means of numbers.
Arithmetic
(A*rith"me*tic) n. [OE. arsmetike, OF. arismetique, L. arithmetica, fr. Gr. fr. arithmetical,
fr. to number, fr. number, prob. fr. same root as E. arm, the idea of counting coming from that of fitting,
attaching. See Arm. The modern Eng. and French forms are accommodated to the Greek.]
1. The science of numbers; the art of computation by figures.
2. A book containing the principles of this science.
Arithmetic of sines,
trigonometry. — Political arithmetic, the application of the science of numbers
to problems in civil government, political economy, and social science. — Universal arithmetic, the
name given by Sir Isaac Newton to algebra.
Arithmetical
(Ar`ith*met"ic*al) a. Of or pertaining to arithmetic; according to the rules or method of arithmetic.
Arithmetical complement of a logarithm.
See Logarithm. — Arithmetical mean. See Mean. —
Arithmetical progression. See Progression. — Arithmetical proportion. See Proportion.
Arithmetically
(Ar`ith*met"ic*al*ly), adv. Conformably to the principles or methods of arithmetic.
Arithmetician
(A*rith`me*ti"cian) n. [Cf. F. arithméticien.] One skilled in arithmetic.
Arithmomancy
(A*rith"mo*man"cy) n. Arithmancy.