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English thesaurus
active air defense
mil., logist.	Direct defensive action taken to nullify or reduce the effectiveness of hostile air action. It includes such measures as the use of aircraft, air defense weapons, weapons not used primarily in an air defense role and electronic warfare. (FRA)
USA	Direct defensive action taken to destroy, nullify, or reduce the effectiveness of hostile air and missile threats against friendly forces and assets (JP 3-01) see also air defense

active : 193 phrases in 22 subjects

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