a departure from a normal state or moral standard
departure from a normal state or moral standard
something unusual or deviating from normal
an unsoundness or disorder of the mind, or an instance of this
the failure of a mirror, lens, etc to produce an exact correspondence between an object and its image
in astronomy, a small periodic change of apparent position in celestial bodies due to the combined effect of the speed of light and the motion of the observer
aberrational adj
[Latin aberratus, past part. of aberrare: see aberrant]