What does Asdic stand for?

Anti-Submarine Depth Indicating Control (SAUS)

Allied Submarine Detection & Investigation Committee (SAUS)

Allied Submarine Detection Investigation Committee (SAUO)

Anti Submarine Detection Investigation Committee (SAUS)

Antisubmarine Detection Investigation Committee - A group in World War I that gave rise to the device that bore its name in World War II

Anti-Submarine Detector Indicator (WDAA)

Armed Services Documents Intelligence Center - DoD

Association of Information and Dissemination Centers (MHDB)

British term for sonar (DOMA)