magnetic counter mine

1 definition found

magnetic counter mine - Collaborative International Dictionary of English v.0.48 :

  magnetic mine \magnetic mine\ n. (Mil.)
     A marine mine that is detonated by a mechanism that detects
     the nearness of magnetic material (as the steel hull of a
     ship). A magnetic counter mine may allow the passagw of
     several ships before detonating.
     [WordNet 1.5]