Aberration

Aberration has several meanings:

*An abnormality of chromosomes
*A disorder in one's mental state (see Mental illness)

In optics:
*Optical aberration, an imperfection in image formation by an optical system
**Spherical aberration, which occurs when light rays strike a lens or mirror near its edge
**Chromatic aberration, caused by differences in refractive index for different wavelengths of light
**Defocus aberration, which occurs when a system is out of focus

In relativity:
*Aberration of light, an astronomical phenomenon which produces an apparent motion of celestial objects
*Relativistic aberration, aberration of light relating to near light speeds

In entertainment:
*Aberration (Dungeons & Dragons), a creature type in the role-playing game
*"Aberration" (film), a horror movie


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Synonyms:

Look at other dictionaries:

  • aberration — [ aberasjɔ̃ ] n. f. • 1753; « éloignement » 1633; lat. aberratio, par l angl. 1 ♦ État d une image qui s écarte de la réalité. ♢ Astron. Déplacement apparent d un corps céleste causé par les effets combinés du mouvement de l observateur… …   Encyclopédie Universelle

  • Aberration — Ab er*ra tion, n. [L. aberratio: cf. F. aberration. See {Aberrate}.] 1. The act of wandering; deviation, especially from truth or moral rectitude, from the natural state, or from a type. The aberration of youth. Hall. Aberrations from theory.… …   The Collaborative International Dictionary of English

  • Aberration — (von lateinisch aberratio Abirrung , Abweichung ) steht für: Aberration (Astronomie), scheinbare Ortsveränderung von Gestirnen durch die Endlichkeit der Lichtgeschwindigkeit Aberration (Gravitation), ein für newtonsche Gravitation bei zu geringer …   Deutsch Wikipedia

  • Aberration — Aberration, (Abirrung des Lichts). Der Umstand, daß auch das Licht, das von den Sternen zu uns strahlt, eine bestimmte Zeit braucht, um einen bestimmten Raum zu durchlaufen, gleichzeitig damit aber auch die Erde sich bewegt, verursacht, daß wir… …   Herders Conversations-Lexikon

  • aberration — 1 *deviation, deflection Analogous words: abnormality, aberrancy (see ABNORMAL): *error, blunder, mistake, slip, lapse: *fault, failing: anomaly (see PARADOX) Antonyms: conformity: regularity Contrasted words: normality (see …   New Dictionary of Synonyms

  • aberration — [ab΄ər ā′shən] n. [L abberatio < aberrare: see ABERRANT] 1. a departure from what is right, true, correct, etc. 2. a deviation from the normal or the typical 3. mental derangement or lapse 4. Astron. a small, periodic apparent change in the… …   English World dictionary

  • aberration — [n1] state of abnormality delusion, eccentricity, oddity, peculiarity, quirk, strangeness, weirdness; concept 647 Ant. conformity, normality, regularity, soundness aberration [n2] different from that expected departure, deviation, difference,… …   New thesaurus

  • Aberration — oder Abirrung des Lichts, eine von Bradley an den Fixsternen 1725 entdeckte und 1728 ihrem Grunde nach erkannte jährliche scheinbare Verschiebung der Himmelskörper, so daß z.B. jeder Fixstern um seinen wirklichen Standpunkt jährlich eine kleine… …   Kleines Konversations-Lexikon

  • aberration — I (abnormality) noun alienation, declension, deflection, departure, derailment, deviation, digression, discrepancy, dislocation, disorientation, displacement, divergence, divergency, diversion, irregularity, lapse, misdirection, refraction,… …   Law dictionary

  • Aberration — Aberration,die:⇨Abweichung(1) …   Das Wörterbuch der Synonyme

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