Extended Strong's Greek Lexicon (Abbott-Smith based)
majesty
Usage: μεγαλειότης, -ητος, ἡ (μεγαλεῖος) [in LXX: Jer.33:9 (תִּפְאָרָה), Dan LXX 7:27, 1Es.1:5 Est.4:40 * ;] splendour, magnificence: Luk.9:43, Act.19:27, 2Pe.1:16 (frequently in π. as a ceremonial title, MM, xvi).† (AS)