Calipers: a tool used to measure the distance between two symmetrically opposing sides. Used where acess by a measuring stick is not possible, or where grater accuracy is required.
Camber: slight arch in a beam or any horizontal member, preventing it from from bending downward in a concave shape due to vertical loading or it’s own weight.
Canted: angled or leaning. In architecture, a part, or segment, of a facade which is at an angle to another part of the same facade.
Cantilever: In general, any beam supported on only one end. In carpentry, a horizontal projection from a building, such as a blacony or canopy, having no external supporting members.