An aberration is something that deviates from the normal way. Aberration may also refer to: Biology and medicine Form (zoology) or aberration, a rare mutant butterfly or moth wing pattern Cardiac aberrancy, aberration in the shape of the EKG signal Chromosome aberration, abnormal number or structure of chromosomes Entertainment Aberration, a DLC for the video game Ark: Survival Evolved Aberration (film), a 1997 horror film Aberration (EP), by Neurosis, 1989 Aberrations, or abbies, human-like creatures in the American TV series Wayward Pines Optics and physics Astronomical aberration, phenomenon wherein objects appear to move about their true positions in the sky Chromatic aberration, failure of a lens to focus all colors on the same point Defocus aberration, in which an image is out of focus Optical aberration, an imperfection in image formation by an optical system Relativistic aberration, the distortion of light at high velocities Spherical aberration, which occurs when light rays pass through a spherical lens near the edge See also Aberrant, a superhero role-playing game by White Wolf Game Studio Aberrancy (geometry), the non-circularity of a curve Abomination (Bible), a term used in Bible Freak (disambiguation)