UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈvɛəriəns/US:USA pronunciation: IPA and respellingUSA pronuncation: IPA/ˈvɛriəns/ ,USA pronunciation: respelling(vârē əns)

WordReference Random House Learner's Dictionary of American English © 2020
var•i•ance /ˈvɛriəns/USA pronunciation   n. [countable]
  1. Governmenta permit to do something normally regulated by law, esp. to build in a way that is otherwise forbidden by a zoning law.
  1. Idiomsat variance, in a state of disagreement:His views were at variance with mine.

See -var-.
WordReference Random House Unabridged Dictionary of American English © 2020
var•i•ance  (vârē əns),USA pronunciation n. 
  1. the state, quality, or fact of being variable, divergent, different, or anomalous.
  2. an instance of varying;
  3. StatisticsAlso called  mean square deviation. the square of the standard deviation.
  4. Physicsthe number of degrees of freedom of a system.
  5. Law
    • a difference or discrepancy, as between two statements or documents in law that should agree.
    • a departure from the cause of action originally stated in the complaint.
  6. Governmentan 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: 
    • (of things) in a state of difference or disagreement.
    • (of persons) in a state of controversy or dissension:at variance with one's superiors.
  • Latin variantia, equivalent. to vari(āre) to vary) + -antia -ance
  • Middle English 1300–50

Collins Concise English Dictionary © HarperCollins Publishers::
variance /ˈvɛərɪəns/ n
  1. the act of varying or the quality, state, or degree of being divergent; discrepancy
  2. an instance of diverging; dissension
  3. at variance ⇒ (often followed by with) (of facts, etc) not in accord; conflicting
  4. (of persons) in a state of dissension
  5. a measure of dispersion obtained by taking the mean of the squared deviations of the observed values from their mean in a frequency distribution
  6. a difference or discrepancy between two steps in a legal proceeding, esp between a statement in a pleading and the evidence given to support it
  7. the number of degrees of freedom of a system, used in the phase rule
'variance' also found in these entries (note: many are not synonyms or translations):

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