A person in authority, especially over a body of troops or a military operation. noun
The commander gave the order to advance.
She was promoted to the rank of commander after years of service.
An officer in charge of a particular aspect of a military operation. noun
The air commander coordinated the aerial assault.
He was appointed as the naval commander for the mission.
A rank in some naval and air forces, above lieutenant commander and below captain. noun
He was promoted to the rank of commander after serving as a lieutenant commander for several years.
The commander of the submarine was well-respected by his crew.