See <<band>>

1. One of the top three rows of a punched card, namely, the 11, 12, and zero rows.

2. See <<storage area>>

A set of crystal faces which intersect (or would intersect, if extended) along edges which are all parallel.

An area or region of latitudinal character.

A belt, layer, band, or strip of earth material such as rock or soil.

The portion of a sphere lying between two parallel planes that intersect the sphere.

1. In a heating or air- conditioning system, one or more spaces whose temperature is regulated by a single control.

2. A subdivision of a sprinkler, water-supply, or standpipe system.

1. Any tactical area of importance, generally parallel to the front, such as a fortified area, a defensive position, a combat zone, or a traffic-control zone.

2. An area in which projectiles will fall when a given propelling charge is used and the elevation is varied between the minimum and the maximum; in practice, generally limited to howitzer and mortar firings.