Definitions
1.nounThe act of varying or the state of being variable.
2.nounA difference between what is expected and what is observed; deviation.
3.nounThe state of differing or being in conflict.
4.nounAn official permit to do something that is ordinarily forbidden by regulations.
5.nounA discrepancy between two legal documents.
6.nounA departure from a cause of action originally in a complaint.
7.nounThe second central moment in probability.
8.nounThe number of degrees of freedom in a system.
9.nounCovariance and contravariance generally."Depending on the variance of the type constructor, the subtyping relation of the simple types may be either preserved, reversed, or ignored for the respective complex types."