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

Excimer

Military; Missile defense

A contraction for "excited dimer"; a type of lasant. A dimer is a molecule consisting of two atoms. Some dimers (e.g., xenon chloride and krypton fluoride) are molecules which cannot exist under ...

Jammers

Military; Missile defense

Radio transmitters accompanying attacking RVs and tuned to broadcast at the same frequency as a defensive radar. The broadcasts add "noise" to the signals reflected from the RVs and received by the ...

Regrade

Military; Missile defense

To determine that certain classified information requires, in the interests of national security, a higher or lower degree of protection against unauthorised disclosure than currently provided, ...

Stealth

Military; Missile defense

1. A technique used to frustrate discrimination that uses the decoy shape and material content to reduce the reflected IR, radar, optical or acoustic cross-section to the defensive sensor. 2. US ...

Booster

Military; Missile defense

An auxiliary or initial propulsion system that travels with a missile or aircraft and that may or may not separate from the parent craft when its impulse has been delivered. A booster system may ...

Outlays

Military; Missile defense

Actual expenditures. cheques issued, interest accrued on the public debt, or other payments, net of refunds and reimbursements. Total budget outlays consist of the sum of the outlays from ...

Pumping

Military; Missile defense

The raising of the molecules or atoms of a lasant to an energy state above the normal lowest state to produce laser light. This results when they fall back to a lower state. Pumping may be done using ...