■ verb
1》 give an authoritative or peremptory order.
↘ Military be in charge of (a unit).
↘ archaic control or restrain (oneself or one's feelings).
2》 dominate (a strategic position) from a superior height.
3》 be in a strong enough position to have or secure: they ~ a majority in Parliament.
■ noun
1》 an authoritative order.
↘authority, especially over armed forces: the officer in ~.
↘a group of officers exercising control over a group or operation.
↘a body of troops or a district under the control of a particular officer.
2》 the ability to use or control something: his ~ of English.
3》 an instruction causing a computer to perform one of its basic functions.
Origin
ME: from OFr. comander , from late L. ~are , from com- (expressing intensive force) + mandare 'commit, ~'.