aberration
/ˌæb.əˈɹeɪ.ʃn̩/ noun
Forms aberrations
- noun The act of wandering; deviation from truth, moral rectitude; abnormal; divergence from the straight, correct, proper, normal, or from the natural state. “the aberration of youth”
- noun (optics) The convergence to different foci, by a lens or mirror, of rays of light emanating from one and the same point, or the deviation of such rays from a single focus; a defect in a focusing mechanism that prevents the intended focal point.
- noun (astronomy) A small periodical change of the apparent positions of the stars and other heavenly bodies, due to the combined effect of the motion of light and the motion of the observer.
- noun (astronomy, by extension) The tendency of light rays to preferentially strike the leading face of a moving object (the effect underlying the above phenomenon).
- noun A partial alienation of reason.
- noun (fantasy, roleplaying games) Any creature with supernatural powers not found in the organized classes of beings in a given setting. “Only by submitting to the aberration could the human traders travel safely through the territory of Zularn.”
- noun A mental disorder, especially one of a minor or temporary character.
- noun (zoology, botany) Atypical development or structure; deviation from the normal type; an aberrant organ.
Synonyms
Etymology
A learned borrowing from Latin aberrātiō(n) (“relief, diversion”), first attested in 1594, from aberrō (“wander away, go astray”), from ab (“away”) + errō (“wander”). Compare French aberration. By surface analysis, aberrat(e) + -ion.
Webster’s 1913
- noun 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." Burke.
- noun A partial alienation of reason. "Occasional aberrations of intellect." Lingard.
Etymology [L. aberratio: cf. F. aberration. See Aberrate.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “aberration”, CC BY-SA 4.0. Details