Correction, via the identical French from the Latin corrigěre 'to make straight (again)', is an action to rectify, to make right a wrong. It may have the following meanings:

• A correction (newspaper) in a newspaper is the posting of the notice of a mistake that appeared in a past issue of a newspaper
• To set straight an error, clarify a misunderstanding, undo resulting damage.
• To rectify an illogical state, e.g. a market anomaly as in correction (stock market).
• As a euphemism for punishment, of various kinds, mainly physical; in institutional terminology specifically used for imprisonment, e.g. correctional facility (prison) or corrections.
• the various duties of a corrector, a political/administrative office in classical Antiquity and stil an ecclesistical one in the Catholic Church.

Korrektur