deviation

noun

The action of departing from an established course or accepted standard.

SYNONYMS

aberrationabnormalityalterationanomalybendchangedeflectiondeparturedifferencedigressiondiscrepancydivergencedriftfluctuationfreakishnessinconsistencyirregularityoddnessshiftstrayingswerveturning asidevariablenessvariancevariationveerveering