English Lexicon

Variance

/ˈvɛə.ri.əns/
nounCEFR B2 (Upper)Top #1500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    The quality of being different, divergent, or inconsistent.

    "There is a significant variance in the test scores among the students."
  2. 2

    In statistics, a measure of how far a set of numbers are spread out from their average value.

    "The variance of the data set indicates how much the values differ from the mean."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The word 'variance' originates from the Latin 'variantia', meaning 'difference' or 'diversity', which evolved through Middle English. Its usage has shifted to denote statistical measures of dispersion in modern contexts.

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