20 Terms
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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
blast wave
Military; Missile defense
A sharply defined wave of increased pressure rapidly propagated through a surrounding medium from a center of detonation or similar disturbance.
cryptology
Military; Missile defense
The science that deals with hidden, disguised, or encrypted communications. It includes communications security and communications intelligence.
wavelength
Military; Missile defense
The distance between two points having the same phase in two consecutive cycles of a periodic wave, along a line in the direction of propagation.
cease fire
Military; Missile defense
A command given to refrain from firing on, but to continue to track objects. Missiles already in flight will be permitted to continue to intercept.
beam width
Military; Missile defense
The angle between the directions, on either side of the axis, at which the intensity of the radio frequency field drops to one-half the value it has on the axis.
redundancy
Military; Missile defense
The inclusion of duplicate or alternate system elements to improve operational reliability by ensuring continued operation in the event that a primary element fails.
skunkworks
Military; Missile defense
A separate program management operation established to operate outside the normal process, either to expedite development or because of high security classification.
