Real Dictionary

editorial
Editorial means involved in preparing a newspaper, magazine, or book for publication.

editorial in American English
of or by an editor
adjective: of or pertaining to an editor or to editing
noun: an article in a newspaper or other periodical presenting the opinion of the publisher, editor, or editors

editorial in British English
adjective: of or relating to editing or editors
noun: an article in a newspaper, etc, expressing the opinion of the editor or the publishers