Definition: edition which has a special value for book collectors because of typography, design and/or binding; often in a limited edition, sometimes numbered.
Definition: publication for which the author or other rightful claimant has not given permission, or which has been forbidden by a censuring authority.
Definition: very small booklets - height 10 cm or less - in layout and typography designed as a normal book on a small scale; sometimes with a bibliophile character.
Definition: complete edition of an authentic text or of one or more other documents such as regulations, placards, acts, etc.; with introduction and commentary.
Definition: 1. indication of any form of presentation of a published text revised or not and irrespective of the way in which it has been accomplished. 2. different forms of presentation within one edition, such as a bound edition and a sewn one, a de luxe editionand an ordinary one. 3. text which has been adapted, e.g. text-critical edition and/or annotated.