A naval officer whose rank is above that of a lieutenant commander and below that of captain.
One who exercises control and direction of a military or naval organization.
A designation or rank in certain non-military organizations such as NASA and various police forces.
One who exercises control and direction over a group of persons.
A rank within an honorary order: e.g. Commander of the Legion of Honour.
Any of various nymphalid butterflies of the Asian genus Moduza.
A heavy beetle or wooden mallet, used in paving, in sail lofts, etc.
The executive officer, second in command of a naval vessel.
Air Transport Auxiliary rank corresponding to Flight Lieutenant in the Royal Air Force.
Women's Royal Naval Service rank corresponding to Lieutenant-Commander in the Royal Navy.
The copilot of an aircraft.
The chief mate of a merchant ship.
The most senior civil servant in the United States Foreign Service, with responsibility for running an embassy under the authority of and reporting to the ambassador.