ἀνατολῶν [3 verses](noun pl fem gen) "East" is anatole, which means "rising above the horizon (of any heavenly body)," "the quarter of sunrise," "east," "the ascendant (i.e. the point where the eastern horizon cuts the zodiac)," "a phase of new moon," "sources of a river (in pl.), and "growing ( of the teeth)." -- The word translated as "east" primarily refers to the rising of heavenly bodies above the horizon. It comes to mean "east" because that is the direction in which heavenly bodies arise. However, it also refers to the sources of a river when it is in the plural as it is here.