difference

/ˈdɪfəɹən(t)s/

noun

1
The quality of being different.
“You need to learn to be more tolerant of difference.”
2
A characteristic of something that makes it different from something else.
“There are three differences between these two pictures.”
3
A disagreement or argument.
“We have our little differences, but we are firm friends.”
4
Significant change in or effect on a situation or state.
“It just won't make much difference to me.”
5
The result of a subtraction; sometimes the absolute value of this result.
“The difference between 3 and 21 is 18.”
6
Choice; preference.
7
An addition to a coat of arms to distinguish two people's bearings which would otherwise be the same. See augmentation and cadency.
8
The quality or attribute which is added to those of the genus to constitute a species; a differentia.
9
(logic circuits) A Boolean operation which is TRUE when the two input variables are different but is otherwise FALSE; the XOR operation (\scriptstyle A \overline B + \overline A B).
10
(relational algebra) the set of elements that are in one set but not another (\scriptstyle A \overline B).