Emily Dickinson Lexicon

COR-RECT'OR, n.

1. One who corrects; one who amends faults, retrenches error, and renders conformable to truth or propriety, or to any standard, as, a corrector of the press; a corrector of abuses.
2. One who punishes for correction; one who amends or reforms by chastisement, reproof, or instruction.
3. That which corrects; that which abates or removes what is noxious or inconvenient; an ingredient in a composition which abates or counteracts the force of another; as, an alkali is a corrector of acids. Turpentine is a corrector of quicksilver. – Quincy.