Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia. counterpart. n. in the law of contracts, a written paper which is one of several documents which constitute a contract, such as a written offer and a written acceptance. Often a contract is in several counterparts which are the same but each paper is signed by a different party, particularly if they are in different localities.
dimension lumber. Joists, planks, rafters and other standard commodity lumber that usually range in width from 1 to 2 inches, in thickness from 2 to less than 5 inches, and in length from 3 to 12 feet. quality process
Definitions (2) 1. Strips of wood or metal fastened to a wall or other surface to even it, to form an air space, to give the appearance of greater thickness, or for the application of an interior finish such as plaster. 2. Lumber 1 in thickness (nominal) and less than 4 in width, frequently the product of resawing a wider piece.