Binding

1. of Bind
2. The transoms, knees, beams, keelson, and other chief timbers used for connecting and strengthening the parts of a vessel.
3. That binds; obligatory.
4. Anything that binds; a bandage; the cover of a book, or the cover with the sewing, etc.; something that secures the edge of cloth from raveling.
5. The act or process of one who, or that which, binds.