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

Anti-submarine warfare (ASW) rocket or missile: a weapon system used to detect and engage underwater targets, typically deployed from aircraft.

Automated Damage Control is a shipboard system that detects, assesses, and mitigates combat damage on aircraft carriers using sensors and software to enhance response speed and reduce crew workload.

A defensive system on fleet aircraft carriers designed to detect, protect against, and mitigate chemical, biological, radiological, and nuclear threats.

Combined diesel-electric and gas propulsion system integrating diesel engines for cruising and gas turbines for high-speed operation.

A technique to reduce a ship's magnetic signature by neutralizing its internal magnetic field, minimizing vulnerability to magnetic mines or detection.

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

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