publicationpub·li·ca·tion /ˌpʌblɪˈkeɪʃən/ noun1[uncountableU] the act of making a book, magazine etc available for sale, or the time at which this is donethe publication of books with titles like ‘The Great American Collapse’
This novel began attracting attention well before its publication date.
2[countableC] a book, magazine etcThe ads will run in publications like ‘The New York Times’ and ‘The Wall Street Journal’.
Media Industry Newsletter, a trade publication (=a newspaper for people in a particular profession or industry)
3[uncountableU] the act of making something known to the publicthe publication of large share deals on the Stock Exchange Automated Quotation system