World English Dictionary
rationalize or rationalise (ˈræʃənəˌlaɪz)
1.  to justify (one's actions, esp discreditable actions, or beliefs) with plausible reasons, esp after the event
2.  psychol to indulge, often unchallenged, in excuses for or explanations of (behaviour about which one feels uncomfortable or guilty)
3.  to apply logic or reason to (something)
4.  to eliminate unnecessary equipment, personnel, or processes from (a group of businesses, factory, etc), in order to make it more efficient
5.  (tr) maths to eliminate one or more radicals without changing the value of (an expression) or the roots of (an equation)
rationalise or rationalise
rationali'zation or rationalise
rationali'sation or rationalise
'rationalizer or rationalise
'rationaliser or rationalise

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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1. (psychiatry) a defense mechanism by which your true motivation is concealed by explaining your actions and feelings in a way that is not threatening [syn: rationalization
2. the cognitive process of making something seem consistent with or based on reason [syn: rationalization
3. (mathematics) the simplification of an expression or equation by eliminating radicals without changing the value of the expression or the roots of the equation [syn: rationalization
4. the organization of a business according to scientific principles of management in order to increase efficiency [syn: rationalization
5. systematic organization; the act of organizing something according to a system or a rationale [syn: systematization
WordNet® 3.0, © 2006 by Princeton University.
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