A suspension device externally installed under the wing or fuselage of an aircraft; it is aerodynamically designed to fit the configuration of specific aircraft, thereby creating an insignificant amount of drag; it includes means of attaching to accommodate fuel tanks, bombs, rockets, torpedoes, rocket motors, or the like.

1. A massive structure, such as a truncated pyramid, on either side of an entrance.

2. A tower supporting a wire over a long span.

3. A tower or other structure marking a route for an airplane.