Bound in cloth, cardboard, or leather rather than paper. Used of books.(adjective)
A hardcover book.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "hardcover" in a sentence
"I think his last book on the Monster case sold 80,000 copies in hardcover, which is a stunning amount for a book in Italy."
"Hey no worries, I really like Pyr books, the first one I purchased was Moorcock and Constantine's Silverheart in hardcover, the latest was Abercrombie's Before They are Hanged."
"My review of Neil Gaiman's Batman: Whatever Happened to the Caped Crusader? deluxe edition hardcover is up at Tor. com."