Simple Definition of variance
: an amount of difference or change
law : an official decision or document that allows someone to do something that is not usually allowed by the rules
Full Definition of variance
3 : a disagreement between two parts of the same legal proceeding that must be consonant
4 : a license to do some act contrary to the usual rule <a zoning variance>
5 : the square of the standard deviation
: not in harmony or agreement
Examples of variance in a sentence
There was some variance in the results.
We noticed a slight variance between the quality of the samples.
He had to get a variance to add a garage on to his house.
First Known Use of variance
Synonym Discussion of variance
Legal Definition of variance
1 : a disagreement between two documents or positions; especially : a disagreement between allegations (as in an indictment or complaint) and proof offered at trial that warrants an appropriate remedy (as a directed verdict or an acquittal) when prejudicial to the substantial rights of the defendant
2 : an authorization to do something contrary to the usual restriction <a variance granted by a state agency>; especially : permission for a use of real property that is prohibited by a zoning ordinance — see also unnecessary hardship — compare spot zoning
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