A line of a traverse survey.

1. In molds, the degree of taper on a side wall or the angle of clearance present to facilitate removal of cured or hardened parts from a mold.

2. The area of a water discharge opening.

1. An air current in a confined space, such as that in a cooling tower or chimney.

2. The difference between atmospheric pressure and some lower pressure in a confined space that causes air to flow, such as exists in the furnace or gas passages of a steam-generating unit or in a chimney.

1. The act or process of drawing, with dies.

2. The work or quantity of work drawn.

The vertical distance from the top of the keel plate or bar keel to the load waterline.