| Noun | 1. | CTC - an agency that helps the Director of Central Intelligence coordinate counterterrorist efforts in order to preempt and disrupt and defeat terrorist activities at the earliest possible stageCentral Intelligence Agency, CIA - an independent agency of the United States government responsible for collecting and coordinating intelligence and counterintelligence activities abroad in the national interest; headed by the Director of Central Intelligence under the supervision of the President and National Security Council | |