Complex sentence: ' is a Latin word (meaning "let it stand") used by proofreaders and editors to instruct the typesetter or writer to disregard a change the editor or proofreader had previously marked.
Split into simpler sentences: ' is a Latin word (meaning "let it stand"). It is used by proofreaders and editors to instruct the typesetter or writer to disregard a change the editor or proofreader had previously marked.