Word Study
corrector
CIDE DICTIONARY
corrector, n. [L.].
One who, or that which, corrects; as, a corrector of abuses; a corrector of the press; an alkali is a corrector of acids. [1913 Webster]
OXFORD DICTIONARY
corrector, n. a person who corrects or points out faults.
Etymology
ME f. AF correctour f. L corrector (as CORRECT)
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