A person who corrects or emends texts; a scholarly editor or someone skilled in improving written works.
From Latin emendator (one who corrects), formed from emendare plus the -tor agent suffix (like actor, creator). This is a historical term for textual scholars.
Being an 'emendator' in ancient Rome was actually a prestigious job—these scholars were the gatekeepers of knowledge, deciding what the 'correct' texts should be.
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