General officer brigadier general is brigadier, which is not always considered by these armies to be a general officer rank, although it is always treated as equivalent to the rank of brigadier general for comparative purposes. As a lieutenant outranks a sergeant major; confusion often arises because a lieutenant is outranked by a major. Originally the serjeant major was, exclusively, the commander of the infantry, junior only to the captain general and lieutenant general. The distinction of serjeant major general only applied after serjeant majors were introduced as a rank of field officer. Serjeant was eventually dropped from both rank titles, creating
General officer the modern rank titles. Serjeant major (later spelled sergeant major) as a senior rank of non-commissioned officer was a later creation. The armies of Arab countries use traditional Arabic titles. These were formalized in their current system to replace the Turkish system that was formerly in use in the Arab world and the Turco-Egyptian ranks in Egypt. Other nomenclatures for general officers include the titles and ranks: In addition to militarily educated generals, there are also generals in medicine and engineering. The rank of the most senior chaplain, (chaplain general), is also usually considered to be a general officer rank.