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[1] Topside: the top portion of the outer surface of a ship on each side above the waterline. [1] Underdeck: a lower deck of a ship. [22] Yardarm: an end of a yard spar below a sail. Waterline: where the water surface meets the ship's hull. Weather: side or direction from which wind blows (same as "windward"). [17]
Command by negation is a military command and control doctrine - a hybrid of command by direction and command by influence.Commonly found in the United States Navy, particularly in independent commands at sea, the doctrine is based on individual officers using their own initiative to execute actions unless the reported action receives a negative order, freeing their superiors from directly ...
Also ship's magazine. The ammunition storage area aboard a warship. magnetic bearing An absolute bearing using magnetic north. magnetic north The direction towards the North Magnetic Pole. Varies slowly over time. maiden voyage The first voyage of a ship in its intended role, i.e. excluding trial trips. Maierform bow A V-shaped bow introduced in the late 1920s which allowed a ship to maintain ...
AAW An acronym for anti-aircraft warfare. aback (of a sail) Filled by the wind on the opposite side to the one normally used to move the vessel forward.On a square-rigged ship, any of the square sails can be braced round to be aback, the purpose of which may be to reduce speed (such as when a ship-of-the-line is keeping station with others), to heave to, or to assist moving the ship's head ...
The Bluejacket's Manual is the basic handbook for United States Navy personnel. First issued in 1902 to teach recruits about naval procedures and life and offer a reference for active sailors, it has become the "bible" for Navy personnel, providing information about a wide range of Navy topics. The current edition is the 26th, published in 2023 ...
Article II Section 2 of the Constitution designates the President as "Commander in Chief" of the Army, Navy and state militias. [2] The President exercises this supreme command authority through the civilian Secretary of Defense, who by federal law is the head of the department, has authority direction, and control over the Department of Defense, and is the principal assistant to the President ...
The oldest sailing directions, dating back to the middle ages, descended directly from the Greek and Roman periplii: in classical times, in the absence of real nautical charts, navigation was carried out using books that described the coast, not necessarily intended for navigation, but more often consisting of reports of previous voyages, or celebrations of the deeds of leaders or rulers.
The Advanced Combat Direction System (ACDS) is a centralized, automated command-and-control system, collecting and correlating combat information. It upgrades the Naval Tactical Data System (NTDS) for aircraft carriers and large-deck amphibious ships .