Lieutenant Commander (also hyphenated Lieutenant-Commander; pronounced Lef-tenant in the Royal Navy, Irish and Commonwealth navies) is a commissioned officer rank in many navies. The rank is superior to a Lieutenant and subordinate to a Commander. The corresponding rank in most armies (armed services) and air forces is Major, and in the Royal Air Force and other Commonwealth air forces is Squadron Leader. The NATO rank code is OF-3.
A Lieutenant ...
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Lieutenant Commander (also hyphenated Lieutenant-Commander; pronounced Lef-tenant in the Royal Navy, Irish and Commonwealth navies) is a commissioned officer rank in many navies. The rank is superior to a Lieutenant and subordinate to a Commander. The corresponding rank in most armies (armed services) and air forces is Major, and in the Royal Air Force and other Commonwealth air forces is Squadron Leader. The NATO rank code is OF-3.
A Lieutenant Commander is a senior department officer on a large ship or shore installation. He may also be commanding officer or executive officer (second-in-command) of a smaller ship or installation.
Lieutenants were commonly put in command of smaller vessels not warranting a Commander or Captain: such a Lieutenant was called a "Lieutenant Commanding" or "Lieutenant Commandant" in the United States Navy, and a "Lieutenant in Command", "Lieutenant and Commander", or "Senior Lieutenant" in the Royal Navy. The USN settled on "Lieutenant Commander" in 1862,...
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