/in'teuhr sep"sheuhn/ , n.
1. an act or instance of intercepting.
2. the state or fact of being intercepted.
3. Mil.
a. the engaging of an enemy force in an attempt to hinder or prevent it from carrying out its mission.
b. the monitoring of enemy radio transmission to obtain information.
[ 1590-1600; interception- (s. of interceptio ). See INTERCEPT, -ION ]