n. [ L. correctio: cf. F. correction. ] 1. The act of correcting, or making that right which was wrong; change for the better; amendment; rectification, as of an erroneous statement. [ 1913 Webster ]

The due correction of swearing, rioting, neglect of God's word, and other scandalouss vices. Strype. [ 1913 Webster ]

2. The act of reproving or punishing, or that which is intended to rectify or to cure faults; punishment; discipline; chastisement. [ 1913 Webster ]

Correction and instruction must both work
Ere this rude beast will profit. Shak. [ 1913 Webster ]

3. That which is substituted in the place of what is wrong; an emendation; as, the corrections on a proof sheet should be set in the margin. [ 1913 Webster ]

4. Abatement of noxious qualities; the counteraction of what is inconvenient or hurtful in its effects; as, the correction of acidity in the stomach. [ 1913 Webster ]

5. An allowance made for inaccuracy in an instrument; as, chronometer correction; compass correction. [ 1913 Webster ]

Correction line (Surv.), a parallel used as a new base line in laying out township in the government lands of the United States. The adoption at certain intervals of a correction line is necessitated by the convergence of of meridians, and the statute requirement that the townships must be squares. --
House of correction, a house where disorderly persons are confined; a bridewell. --
Under correction, subject to correction; admitting the possibility of error. [ 1913 Webster ]

a. [ Cf. F. correctionnel. ] Tending to, or intended for, correction; used for correction; as, a correctional institution. [ 1913 Webster ]

n. One who is, or who has been, in the house of correction. [ Obs. ] Shak. [ 1913 Webster ]