ἀρχ-άγγελος, -ου, ὁ (< ἄρχι-, ἄγγελος), archangel, a chief angel: Refs 1Th.4:16, Ju 9 (Cremer, 24; MM, see word).† (AS)
1) archangel, or chief of the angelsThe Jews, after the exile, distinguished several orders of angels; some reckoned four angels (according to the four sides of God's throne) of the highest rank; but the majority reckoned seven (after the pattern of the seven Amshaspands, the highest spirits of the religion of Zoroaster)
From G757 and G32; a chiefangel
From G575 and the base of G32; to announce
KJV Usage: bring word (again), declare, report, shew (again), tell.
From G1223 and the base of G32; to heraldthoroughly
KJV Usage: declare, preach, signify.
From G1537 and the base of G32; to publish, that is, celebrate
KJV Usage: shew forth.
From G1909 and the base of G32; to announceupon (reflexively), that is, (by implication) to engage to do something, to assert something respecting oneself
KJV Usage: profess, (make) promise.
From G2095 and G32; to announcegood news (“evangelize”) especially the gospel