n.
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
2.the cognitive process of making something seem consistent with or based on reason
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
4.the organization of a business according to scientific principles of management in order to increase efficiency
5.systematic organization
Idiom of the Day
learn (something) the hard way
to learn something that is difficult or unpleasant by one's own experience
The young man learned things the hard way when he went to jail for stealing the computer.