hard•cov•erPronunciation: (härd'kuv'ur), [key]
a book bound in cloth, leather, or the like, over stiff material: Hardcovers are more durable than paperbacks.
bound in cloth, leather, or the like, over stiff material: a hardcover series.
noting or pertaining to hardcover books: hardcover sales.
Cf. paperback. Also,hardback.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.