See deviation in American Heritage Dictionary 4 Synonyms
deviation aberration divergence
These nouns mean a departure from what is prescribed or expected: tolerates no deviation from the rules; regretted the aberrations of my adolescence; the divergence of two cultures.
See deviation in Webster's New World Roget's A-Z Thesaurus II
noun
A departing from what is prescribed:
aberration, departure, divergence, divergency, diversion. See approach, correctAn instance of digressing:
aside, digression, divagation, divergence, divergency, excursion, excursus, irrelevancy, parenthesis, tangent. See approachThe condition of being abnormal:
aberrance, aberrancy, aberration, abnormality, anomaly, deviance, deviancy, irregularity, preternaturalness, unnaturalness. See good, usual
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