The construction or makeup of an airplane, spacecraft, or missile, including that of the fuselage, wings, empennage, nacelles, and landing gear, but not that of the power plant, furnishings, or equipment.

Something, as a bridge or a building, that is built or constructed and designed to sustain a load.

For a data-processing system, the nature of the chain of command, the origin and type of data collected, the form and destination of results, and the procedures used to control operations.

1. An assemblage of rocks upon which erosive agents have been or are acting.

2. The sum total of the structural features of an area.

The form taken by a mineral, such as tabular or fibrous.

A macroscopic feature of a rock mass or rock unit, best seen in an outcrop.

The arrangement and interrelation of the parts of an object.