G3168
μεγαλειότης
majesty
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)
The KJV translates G3168 in the following manner:
magnificence (2x), majesty (2x), of (2x), power (2x)
Full Thayer's lexicon entry
μεγαλειότης — megaleiótēs
μεγαλειότης, μεγαλειότητος, ἡ (from the preceding word), greatness, magnificence (Athen. 4, 6, p. 130 at the end; for תִּפְאֶרֶת, Jer 40:9 ); the majesty of God, Luk 9:43; τῆς Ἀρτέμιδος, Act 19:27; of the visible splendor of the divine majesty as it appeared in the transfiguration of Christ, 2Pe 1:16.
3 occurrences
Luke (1), Acts (1), II Peter (1)