ab·er·ra·tion noun \ˌab-ə-ˈrā-shən\
: failure of a mirror, refracting surface, or lens to produce exact point-to-point correspondence between an object and its image
: unsoundness or disorder of the mind
: an aberrant organ or individual
—ab·er·ra·tion·al \-shnəl, -shən-əl\ adjective
Seen & Heard
What made you want to look up aberration? Please tell us where you read or heard it (including the quote, if possible).