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

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Missile defense

steradian

Military; Missile defense

The unit of measure of solid angles equal to the angle subtended at the center of a sphere of unit radius by unit area on its surface.

subsystem

Military; Missile defense

A functional grouping of components that combine to perform a major function within an element, such as attitude control and propulsion.

isotropic

Military; Missile defense

Independent of direction; referring to the radiation of energy, it means "with equal intensity in all directions" (e.g., omnidirectional).

endurance

Military; Missile defense

The time an aircraft can continue flying, or a ground vehicle or ship can continue operating, under specified conditions, e.g. without refueling.

mass raid

Military; Missile defense

Many Red ballistic missiles launched toward CONUS from several launch areas. A mass ASAT raid consists of several ASATs attacking Blue satellites.

bandwidth

Military; Missile defense

The range of usable frequencies assigned to a channel or system; the difference expressed in Hertz between the highest and lowest frequencies of a band.

threshold

Military; Missile defense

Performance capability or characteristic level in terms of a minimum acceptable value (threshold) required to satisfy the mission need and a performance objective.