Air defense and Defence

Air defense noun - Defensive measures designed to destroy attacking enemy aircraft or missiles or to nullify their effectiveness.

Defence and air defense are semantically related. In some cases you can use "Defence" instead a noun phrase "Air defense".

Defence noun - The act of defending someone or something against attack or injury.

Air defense and defence are semantically related. Sometimes you can replace phrase "Air defense" with "Defence", this terms are similar.

Nearby Words: defend, defense, defender, defenceless, defensive