- the act of departing from the right, normal, or usual course.
- the act of deviating from the ordinary, usual, or normal type.
- deviation from truth or moral rectitude.
- mental irregularity or disorder, especially of a minor or temporary nature; lapse from a sound mental state.
- Astronomy. apparent displacement of a heavenly body, owing to the motion of the earth in its orbit.
- Optics. any disturbance of the rays of a pencil of light such that they can no longer be brought to a sharp focus or form a clear image.
- Photography. a defect in a camera lens or lens system, due to flaws in design, material, or construction, that can distort the image.
Origin of aberration
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for aberration
The Civil War was clearly an aberration in American society and of profound significance.The Man Who Made America: Simone Winchester Talks New Book
October 17, 2013
In fact, the very notion of restraint has become an aberration.The 1 Percent Army: Andrew Bacevich on How America Lost the Military
September 16, 2013
His actions may have been an aberration but his thinking, sadly, is not.How To Take Purim Seriously
February 21, 2013
But as the report pointed out time and time again, that dark era of violence in America was not some aberration.Sorry, But Don’t Expect Any Change After Newtown
December 17, 2012
How did this aberration come to pass and why has it persisted until now?Victory for Pot Means Beginning of the End of Our Crazy Drug War
Martin A. Lee
November 8, 2012
Even in this aberration of his genius he served the progress of the world.Nostromo: A Tale of the Seaboard
"So much is certain, that I am the victim of an aberration," he said.En Route
J.-K. (Joris-Karl) Huysmans
But no sooner had it done so, than he understood it was an aberration on his part.Mystics and Saints of Islam
A simple rule will find the position of the star due to aberration.The Story of the Heavens
Robert Stawell Ball
Its position at a given time, independent of aberration and nutation.The Sailor's Word-Book
William Henry Smyth
- deviation from what is normal, expected, or usual
- departure from truth, morality, etc
- a lapse in control of one's mental faculties
- optics a defect in a lens or mirror that causes the formation of either a distorted image or one with coloured fringesSee also spherical aberration, chromatic aberration
- astronomy the apparent displacement of a celestial body due to the finite speed of light and the motion of the observer with the earth
Word Origin and History for aberration
1590s, "a wandering, straying," from Latin aberrationem (nominative aberratio) "a wandering," noun of action from past participle stem of aberrare "to wander out of the way, lose the way, go astray," from ab- "away" (see ab-) + errare "to wander" (see err). Meaning "deviation from the normal type" first attested 1846.
- A departure from the normal or typical.
- A psychological disorder or abnormal alteration in one's mental state.
- A defect of focus, such as blurring in an image.
- An imperfect image caused by a physical defect in an optical element, as in a lens.
- A deviation in the normal genetic structure or number of chromosomes in an organism.
- A deviation in the normal structure or number of chromosomes in an organism.
- A defect in a lens or mirror that prevents light rays from being focused at a single point and results in a distorted or blurred image.♦ Aberration that results in distortion of color is called chromatic aberration.♦ Aberration that is caused by imperfections in the surface or shape of a spherical mirror or lens is called spherical aberration. See also astigmatism coma2.