The phrase "revised edition" means an updated or improved version of a book, document, or any other written material with changes made to correct errors, update information, or enhance its quality. Full definition
A lot has changed in the past year so we recently published a completely revised edition of the report. (jwikert.typepad.com)
Revised editions of previously published titles and newly published versions of titles long out of print are usually determined out of scope but may be considered based on individual merit. (booklistonline.com)