Anti-Submarine Warfare. Capability to detect, track, and engage submarines.

Military action involving the use of electromagnetic spectrum to disrupt, deceive, or destroy enemy electronic systems.

The upper deck of an aircraft carrier, equipped for aircraft takeoff, landing, and maintenance operations.

A type of internal combustion engine that generates power using a turbine driven by gas expansion.

Sonar system installed on the hull of a ship, used for underwater detection and navigation by emitting and receiving sound waves.