officer

An officer is a person who has a position of authority in a hierarchical organization. The term derives from Old French oficier "officer, official" (early 14c., Modern French officier), from Medieval Latin officiarius "an officer," from Latin officium "a service, a duty" the late Latin from officiarius, meaning "official." Examples Ceremonial and other contexts Officer, and/or Grand Officer, are both a grade, class, or rank of within certain chivalric orders and orders of merit, e.g. Legion of Honour (France), Order of the Holy Sepulchre (Holy See), Order of the British Empire (UK), Order of Leopold (Belgium) Great Officer of State Merchant marine officer or licensed mariner Officer of arms Officer in The Salvation Army, and other state decorations Corporations Bank officer Corporate officer, a corporate title Chief executive officer (CEO) Chief financial officer (CFO) Chief operating officer (COO) Executive officer