Meaning of VARIANCE in English

VARIANCE

/vair"ee euhns/ , n.

1. the state, quality, or fact of being variable, divergent, different, or anomalous.

2. an instance of varying; difference; discrepancy.

3. Also called mean square deviation . Statistics. the square of the standard deviation.

4. Physics , Chem. the number of degrees of freedom of a system.

5. Law.

a. a difference or discrepancy, as between two statements or documents in law that should agree.

b. a departure from the cause of action originally stated in the complaint.

6. an official permit to do something normally forbidden by regulations, esp. by building in a way or for a purpose normally forbidden by a zoning law or a building code.

7. a disagreement, dispute, or quarrel.

8. at variance ,

a. (of things) in a state of difference or disagreement.

b. (of persons) in a state of controversy or dissension: at variance with one's superiors.

[ 1300-50; ME variantia, equiv. to vari ( are ) to VARY) + -antia -ANCE ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .