Learner's definition of PUBLICATION
1 [noncount] : the act or process of producing a book, magazine, etc., and making it available to the public
The company specializes in the publication of dictionaries.
the book's date of publication = the book's publication date [=the date when the book was published]
My novel has been accepted for publication. [=my book will be published and sold to the public]
2 [count] : a book, magazine, etc., that has been printed and made available to the public 3 [noncount] : the act of printing something (such as an article or photograph) in a magazine, newspaper, etc. — often + of