plural of police officer

plural of office block

a large building which contains offices on several floors, often for several firms.

Synonym of school resource officer

plural of resource officer

plural of naval officer

An officer on board a man-of-war. / A custom-house officer of high rank in the United States.

An office or institution providing telegraphic services, a place from which one could send a telegram (a historical kind of electronic message).

(US) A commissioned officer who exercises general command authority and is eligible for operational command positions.

plural of line officer