noun
limited publication; limited edition
Refers to a publication produced in a restricted number of copies, often for collectors or special occasions.
この本は限定出版なので、すぐに売り切れた。
This book was a limited publication, so it sold out quickly.
限定版 is a more general term for a limited edition of any product, while 限定出版 specifically refers to a limited publication (book, magazine, etc.).
Compound of 限定 (limited) + 出版 (publication).