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The United States Department of the Navy (DON) is one of the three military departments within the Department of Defense of the United States of America.It was established by an Act of Congress on 30 April 1798, at the urging of Secretary of War James McHenry, to provide a government organizational structure to the United States Navy (USN); since 1834, it has exercised jurisdiction over the U ...
ASW – Anti-Submarine Warfare. ASWO – Anti-Submarine Warfare Officer. AT – Annual Training (U.S. Navy Reserve, type of active duty orders, typically less than 30 days) AT – Aviation Electronics Technician [1] ATS – Auxiliary, Towing and Salvage, class/type of ship. AUTEC – Atlantic Undersea Test and Evaluation Center.
DD-214 – Certificate of Release or Discharge from Active Duty. DEROS – Date Estimated Return From Overseas. DEVGRU – United States Naval Special Warfare Development Group. DFAC – Dining Facility (U.S. Military) DFAS – Defense Finance and Accounting Service (U.S. Military) DIA – Defense Intelligence Agency.
The United States Navy ( USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the world's most powerful navy and the largest by tonnage, at 4.5 million tons in 2021 [9] and in 2009 an estimated battle fleet tonnage that exceeded the next 13 navies combined. [10]
The organization of the Navy has changed incrementally over time. During World War II administrative organization for many ship types included divisions, for example Battleship Divisions (abbreviated BatDivs), Cruiser Divisions, Destroyer Divisions, or Escort Divisions (CortDivs, also rendered ComCortDiv for Commander, Escort Division), usually composed of two ships, often members of the same ...
The Department of Defense Dictionary of Military and Associated Terms is a compendium of terminology used by the United States Department of Defense (DOD). The print version consists of 574 pages of terms and 140 pages of acronyms . It sets forth standard US military and associated terminology to encompass the joint activity of the Armed Forces ...
The National Military Establishment was renamed the "Department of Defense" on August 10, 1949, and absorbed the three cabinet-level military departments, in an amendment to the original 1947 law. The renaming is alleged to be due to the Establishment's abbreviation, NME, being pronounced "enemy".
The systems commands, abbreviated as SysCom or SYSCOM, are the materiel agencies of the United States Department of the Navy, responsible for the design, construction, and maintenance of military systems such as ships, aircraft, facilities, and weapons. The systems commands replaced the Navy bureau system in 1966 and report to the Assistant ...