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aberration noun

  /ˌæb.əˈɹeɪ.ʃn̩/
  • The act of wandering; deviation from truth, moral rectitude; abnormal; divergence from the straight, correct, proper, normal, or from the natural state. [Late 16th century.]
  • (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. [Mid 18th century.]
  • (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. [Mid 18th century.]
  • A partial alienation of reason. [Early 19th century.]
  • A mental disorder, especially one of a minor or temporary character. [Early 19th century.]
  • (zoology, botany) Atypical development or structure; deviation from the normal type; an aberrant organ. [Mid 19th century.]
  • (medicine) A deviation of a tissue, organ or mental functions from what is considered to be within the normal range.
 aberração

aberrance noun

  /æˈbɛɹ.n̩ts/ , /ˈæ.bɛɹ.n̩s/
  • State of being aberrant; a wandering from the right way; deviation from truth, rectitude. [Mid 17th century.]
 aberração, aberrância

aberrate verb

  /ˈæb.ə.ɹeɪt/
  • (intransitive) To go astray; to diverge; to deviate (from); deviate from. [mid 18th century]
 aberrar

aberrant adjective

  /əˈbeɹ.ənt/ , /əˈbɛɹ.ənt/ , /ˈæb.ə.ɹənt/
  • Differing from the norm. [First attested sometime between the mid 16th century and the early 17th century.]
  • (sometimes, figuratively) Straying from the right way; deviating from morality or truth. [First attested in the mid 18th century.]
  • (botany, zoology) Deviating from the ordinary or natural type; exceptional; abnormal. [First attested in the mid 19th century.]
 aberrante

aberrational adjective

  /ˌæb.əˈɹeɪ.ʃnl̩/ , /ˌæb.əˈɹeɪ.ʃən.l̩/
  • Characterized by aberration. [Mid 19th century.]
 aberrativo, aberratório
spherical aberration
aberração esférica
annual aberration
aberração anual
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