Pronunciation: ˈ/ˈri zən/ ?
  1. (verb) To reason is to form conclusions based on fact or evidence. To reason mathematically is to use the logic of mathematics to form conclusions.
  2. (noun) why something is true; a justification. See Justify.
  3. (noun) an explanation of why something is. Example:The reason the sum of the angles of a triangle is 180° is ….

Cite this article as:

Reason. 2011-05-05. All Math Words Encyclopedia. Life is a Story Problem LLC.


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Revision History

2011-05-05: Added second and third definitions. (McAdams, David.)
2008-09-04: Expanded 'More Information' (McAdams, David.)
2007-09-03: Initial version (McAdams, David.)

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