Edition
WordNet
noun
(1) Something a little different from others of the same type
"An experimental version of the night fighter"
"A variant of the same word"
"An emery wheel is the modern variation of a grindstone"
"The boy is a younger edition of his father"
(2) The form in which a text (especially a printed book) is published
(3) An issue of a newspaper
"He read it in yesterday's edition of the Times"
(4) All of the identical copies of something offered to the public at the same time
"The first edition appeared in 1920"
"It was too late for the morning edition"
"They issued a limited edition of Bach recordings"