From anatello; a rising of light, i.e. Dawn (figuratively); by implication, the east (also in plural) -- dayspring, east, rising.
see GREEK anatello
1. a rising (of the sun and stars); light rising ἐξ ὕψους, Luke 1:78.
2. the east (the quarter of the sun's rising): Matthew 2:2, 9; Revelation 21:13 (Griesbach ἀνατολῶν); Herodian, 2, 8, 18 (10); 3, 5, 1; Josephus, contra Apion 1, 14, 3 (6; 1, 26, 6; Mark 16 WH (rejected) 'Shorter Conclusion'); Clement of Rome, 1 Cor. 5, 6 [ET]; Ignatius ad Rom. 2, 2 [ET]; Melito quoted in Eusebius, h. e. 4, 26, 14; with ἡλίου added, Revelation 7:2 (R G T Tr WH text); plural, eastern regions, the east (Winer's Grammar, 176 (166)): Matthew 2:1; Matthew 8:11; Matthew 24:27; Luke 13:29 (the Sept., Herodotus, Plato, Polybius, Plutarch, others; Philo in Flacc. § 7); with the addition of ἡλίου, Revelation 16:12 (λης T Tr text WH text; Revelation 7:2 L WH marginal reading).