(nautical, military) The maximum depth at which a submarine is permitted to operate when actively engaged in battle.

(nautical, military) The maximum depth at which a submarine is permitted to operate in peacetime.

(nautical) The depth at which a submarine's pressure hull will collapse under external water pressure, causing the submarine to implode.

plural of operating depth

(nautical) The maximum depth at which a submarine is designed to be able to operate safely.

Third-person singular simple present indicative form of depth-charge

simple past tense and past participle of depth charge

present participle of depth-charge

present participle of depth charge

simple past tense and past participle of depth-charge