shelfwork noun3 •A built-in shelf or set of shelves.Adjacent shelfwork is considered an extension of the obstruction. — 1983 •Items such as brochures that are displayed on and used from a shelf.This "shelfwork" includes manipulatives for students to use in order to review or reinforce skills taught in math, language arts, social studies and science. — 1987 •A system of classification, especially one that determines how something can be organized on shelves.Turkoman made good use of his time, and I was sure whatever he knew of Dr. Lyman Kiser's affairs was neatly stashed somewhere in his mental shelfwork. — 2002 formsshelfworks