half binding definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a style of book binding in which leather or other ornamental material covers the spine and corners
half binding definition by American Heritage Dictionary
A bookbinding in which the back and often the corners of the volume are bound in a material differing from the rest of the cover.