Missile defense

Missile defense

Measures designed to detect, identify, track, and defeat attacking (ballistic) missiles in both strategic and theater tactical roles, during any portion of their flight trajectory (boost, post-boost, midcourse, or terminal) or to nullify or reduce the effectiveness of such attack.

Industry: Military

Add a new term

Contributors in Missile defense

Become a Contributors

Missile defense

track file

Military; Missile defense

A target’s stated estimate, confidence, covariance matrix, and associated LOS measurements with irradiances with confidence of association; or some subset of the above.

modularity

Military; Missile defense

The degree to which a system, computer program (or component) is composed of discrete components such that a change to one component has minimal impact on other components.

ionosphere

Military; Missile defense

The region of the atmosphere, extending from roughly 70 to 500 kilometers altitude, in which ions and free electrons exist in sufficient quantities to reflect electromagnetic waves.

sunk costs

Military; Missile defense

The costs of resources already committed or spent. In comparing two alternatives, such costs are "non-additive," and they are not germane to decisions about future use of resources.

commitment

Military; Missile defense

A firm administrative reservation of funds for future obligations by the local comptrollers. Based upon firm procurement directives, orders, requisitions, authorizations to issue travel orders, or ...

validation

Military; Missile defense

Confirmation that the processes and outputs from a test resource parallel real world processes and are realistically sensitive to change in the environment, tactical situation, system design, ...

ballistics

Military; Missile defense

The science or art that deals with the motion, behavior, appearance, or modification of missiles or other vehicles acted upon by propellants, wind, gravity, temperature, or any other modifying ...