An addition to a coat of arms to distinguish two people's bearings which would otherwise be the same. See augmentation and cadency.
The result of a subtraction; sometimes the absolute value of this result.
A disagreement or argument.
A characteristic of something that makes it different from something else.
The quality of being different.
The quality or attribute which is added to those of the genus to constitute a species; a differentia.
The set of elements that are in one set but not another ( scriptstyle A◌̅B).
Significant change in or effect on a situation or state.
A Boolean operation which is true when the two input variables are different but is otherwise false; the XOR operation ( scriptstyle A◌̅B+◌̅AB).
External appearance in manner or dress; appropriate indication or expression; garb; shape.
Customary way of speaking or acting; fashion, manner, practice (often used formerly in such phrases as "at his own guise"; that is, in his own fashion, to suit himself.)
Misleading appearance; cover, cloak.