Simple Definition of aberration

from our Learner's Dictionary

aberration

noun

ˌæbəˈreɪʃən How to pronounce aberration (audio)
plural aberrations
: something (such as a problem or a type of behavior) that is unusual or unexpected
For her, such a low grade on an exam was an aberration.
a study of sexual aberration

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“Aberration.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/aberration. Accessed 15 Apr. 2026.

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