Aga(redirected from American Gas Association)
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in the Turkish sultanates the title of the military leaders, including the commander of the janissaries, and the title of the heads of certain groups of court servants. After the abolition of the janissaries in 1826, “Aga” became the name for junior and middle-level officers of the Turkish army. In modern Turkey, ağa is a form of address to prosperous landowners and sometimes part of a person’s name.