defensive measure | sense examples, Usage and Definition from wordnet dictionary online

Noun defensive measure has 1 sense

defense, defence, defensive measure - military action or resources protecting a country against potential enemies; "they died in the defense of Stalingrad"; "they were developed for the defense program"
--₁ is a kind of military action, action
--₁ has particulars:

umbrella; air defense; stand; hasty defense, hasty defence; deliberate defense, deliberate defence; biological defense, biological defence, biodefense, biodefence; chemical defense, chemical defence; mining, minelaying; biological warfare defense, biological warfare defence, BW defense, BW defence