edit

from The American Heritage® Dictionary of the English Language, 5th Edition.

• transitive verb To prepare (written material) for publication or presentation, as by correcting, revising, or adapting.
• transitive verb To prepare an edition of for publication.
• transitive verb To modify or adapt so as to make suitable or acceptable.
• transitive verb To supervise the publication of (a newspaper or magazine, for example).
• transitive verb To assemble the components of (a film or soundtrack, for example), as by cutting and splicing.
• transitive verb To eliminate; delete.
• noun An act or instance of editing.

from The Century Dictionary.

• To put forth; issue; publish.
• To make a recension or revision of, as a manuscript or printed book; prepare for publication or other use in a clarified, altered, corrected, or annotated form; collate, verify, elucidate, amend, etc., for general or special use.
• To supervise the preparation of for publication; control, select, or adapt the contents of, as a newspaper, magazine, encyclopedia, or other collective work.

from the GNU version of the Collaborative International Dictionary of English.

• transitive verb To superintend the publication of; to revise and prepare for publication; to select, correct, arrange, etc., the matter of, for publication.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A change to the text of a document.
• verb To change a text, or a document.
• verb transitive To be the editor of a publication.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb cut or eliminate
• verb cut and assemble the components of
• verb prepare for publication or presentation by correcting, revising, or adapting
• verb supervise the publication of