copyedit

Short definition from Wiktionary

Verb

1. 1
   To correct the spelling, grammar, formatting, etc. of printed material and prepare it for typesetting, printing, or online publishing.

Noun

1. 1
   The process or act of copyediting a document.
2. 2
   The result of copyediting a document.
3. 3
   A single change to the text of a document that is an instance of copyediting.