active air defense

1. 1.

   air defense by the use aircraft or missiles or artillery or electronic countermeasures

   Broaderair defense

Questions about active air defense

What does active air defense mean?

active air defense means "air defense by the use aircraft or missiles or artillery or electronic countermeasures".

Is active air defense a common word?

active air defense is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.