Antidefense

Origin

- + defense

Full definition of antidefense

Adjective

1. (military) Countering a defense system.
• 1986, Bulletin of the Atomic Scientists (volume 42, number 10, December 1986, page 52)The Soviet Union has already indicated that it may respond to deployment of a ballistic-missile defense system by deploying antidefense weapons, such as space mines to trail defense satellites.