The definition of an aberration is something that is abnormal or unexpected such as a strange action or mental state.(noun)
An example of a mental aberration is schizophrenia.
See aberration in Webster's New World College Dictionary
Origin: L abberatio < aberrare: see aberrant
See aberration in American Heritage Dictionary 4
Origin: Latin aberrātiō, aberrātiōn-, diversion
Origin: , from aberrātus
Origin: , past participle of aberrāre, to go astray
Origin: : ab-, away from; see ab-1
Origin: + errāre, to stray; see ers- in Indo-European roots.
top: spherical aberration
bottom: chromatic aberrationA. red B. yellow
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