transitive verb

1. to prepare (an author's works, journals, letters, etc.) for publication, by selection, arrangement, and annotation
2. to revise and make ready (a manuscript) for publication
3. to supervise the publication of and set the policy for (a newspaper, periodical, reference book, etc.)
4. ☆ to prepare (a film, tape, or recording) for presentation by cutting and splicing, dubbing, rearranging, etc.
5. to make additions, deletions, or other changes in (a computer file)

Etymology: back-form. < editor

noun

1. edited (by)
2. edition
3. editor