Related Terms
Inevitable change in the output or result of a system (process) because all systems vary over time. Two major types of variations are (1) Common, which is inherent in a system, and (2) Special, which is caused by changes in the circumstances or environment.

Use 'variation' in a Sentence

The variation in eye color in the family line had gradually reverted to only brown pigment because of lack of inter-marrying outside of their ethnic persuasion.
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The scientists were hoping for some change in their data, but the results were always the same with no variations.
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Variation was expected when the freak weather occurred in the supposed controlled environment, resulting in a different outcome than was initially proposed.
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