Quick definitions from WordNet (correct)

▸ verb:  treat a defect ("The new contact lenses will correct for his myopia")
▸ verb:  make right or correct ("Correct the mistakes")
▸ verb:  punish in order to gain control or enforce obedience
▸ verb:  adjust or make up for ("Engineers will work to correct the effects or air resistance")
▸ verb:  alter or regulate so as to achieve accuracy or conform to a standard ("Correct the alignment of the front wheels")
▸ verb:  go down in value ("The stock market corrected")
▸ verb:  make reparations or amends for
▸ verb:  censure severely
▸ adjective:  socially right or correct ("Correct behavior")
▸ adjective:  in accord with accepted standards of usage or procedure
▸ adjective:  free from error; especially conforming to fact or truth ("The correct answer")
▸ adjective:  correct in opinion or judgment

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▸ Also see correct