What is the meaning of edition?

noun

• The form in which a text (especially a printed book) is published.
• All of the identical copies of something offered to the public at the same time.
  • usage: "the first edition appeared in 1920"; "it was too late for the morning edition"; "they issued a limited edition of Bach recordings"
• An issue of a newspaper.
  • usage: "he read it in yesterday's edition of the Times"
• Something a little different from others of the same type.
  • usage: "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"
  • synonyms: version, variant, variation