binder
1. One who binds a book; a bibliopegist, or
bookbinder. 2. A looseleaf binder (or notebook).
3. A material used to cause other materials to
bond, or adhere, or, in papermaking, to cause
fibers to bond, coatings to adhere, etc. 4. An
adhesive substance, usually of liquid or molten
form, used to create adhesion between aggregates,
globules, etc. It is distinguished from an ADHESIVE in that it
performs an internal adhesive function rather than
a surface adhesive function. (17 , 142 , 309 )