(photography) Any undesired image appearing at the image plane of an optical system; either a false image of the desired object, or an out-of-focus image of a bright source of light in the field of the optical system.

(computing) A copy of all the contents of a hard drive, used as a backup.

An image or metaphor that runs throughout and determines the form or nature of a literary work.

a photoelectric device for intensifying faint astronomical images

(computing) The process of creating a ghost image of all the contents of a hard drive as a backup that may be stored and later retrieved if needed.

(advertising) A consumer's perception of a brand.

The subjective inner picture of one's outward physical appearance.

(colloquial) The exact likeness (of someone).

That part of an optical system where real or virtual images are formed

A picture made using lenticular printing where different images appear from different viewing angles.