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Definition of: variance
(vâr′ē·əns) noun
1. The act of varying, or the state of being variant; difference; discrepancy; hence, dissension; discord.
2. Law a A disagreement between the allegations in the pleadings and the proof in an essential matter. b A material disagreement between the writ beginning an action and the declaration or complaint.
3. Stat. The square of the standard deviation.
4. Chem. Degree of freedom. See synonyms under QUARREL1.
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