MATHEMATICS
\mˌaθɪmˈatɪks], \mˌaθɪmˈatɪks], \m_ˌa_θ_ɪ_m_ˈa_t_ɪ_k_s]\
Definitions of MATHEMATICS
 2006  WordNet 3.0
 2011  English Dictionary Database
 2010  New Age Dictionary Database
 1913  Webster's Revised Unabridged Dictionary
 1919  The Winston Simplified Dictionary
 1899  The american dictionary of the english language.
 1894  The Clarendon dictionary
 1874  Etymological and pronouncing dictionary of the English language
 1871  The Cabinet Dictionary of the English Language
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a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
By Princeton University

a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
By DataStellar Co., Ltd

That science, or class of sciences, which treats of the exact relations existing between quantities or magnitudes, and of the methods by which, in accordance with these relations, quantities sought are deducible from other quantities known or supposed; the science of spatial and quantitative relations.
By Oddity Software

That science, or class of sciences, which treats of the exact relations existing between quantities or magnitudes, and of the methods by which, in accordance with these relations, quantities sought are deducible from other quantities known or supposed; the science of spatial and quantitative relations.
By Noah Webster.
By William Dodge Lewis, Edgar Arthur Singer
By Daniel Lyons
By William Hand Browne, Samuel Stehman Haldeman

The science which treats of whatever can be measured or numbered, embracing the three departments of arithmetic, geometry, and analysis, with their subdivisions.
By Stormonth, James, Phelp, P. H.

n. sing. [Greek] The science of numbers and magnitudes;â€” that branch of knowledge which investigates the relations between different quantities or magnitudes, and prescribes the methods by which unknown quantities are deducible from known or assumed quantities; usually classified as pure mathematics, arithmetic, algebra, geometry, trigonometry, and mixed mathematics, astronomy, optics, dynamics, &c.