Quick Definition
Γαβριήλ, ὁ Prop.n. Gabriel
Strong's Definition
Gabriel, an archangel
Derivation: of Hebrew origin (H01403);
KJV Usage: Gabriel
UBS Dictionary of the Greek New Testament
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
Γαβριήλ, ὁ (βΗΜαΐψΔιΰΕμ, from βΖΜαΖψ, strong man, hero, and ΰΕμ, God), indeclinable, Gabriel, one of the angel-princes or chiefs of the angels (Dan_8:16; Dan_9:21): Luk_1:19; Luk_1:26; see ἀρχάγγελος (and references under the word ἄγγελος, at the end; BB. DD. under the word).
Mounce Concise Greek Dictionary
Γαβριήλ Gabriēl 2x
Gabriel, pr. name, indecl., Lk. 1:19, 26*
Abbott-Smith Greek Lexicon
Γαβριήλ, ὁ, indecl. (Heb. גַּבְרִיאֵל, hero of God), the archangel Gabriel: Lk 1:19, 26.†
Liddell-Scott-Jones — Greek-English Lexicon
Γαβριήλ (Gabriēl) — Gabriel. Γαβριήλ, ὁ, indecl. (Heb. גַּבְרִיאֵל, hero of God), the archangel Gabriel: Luk.1:19, 26.† (From Abbott-Smith. LSJ has no entry)
STEPBible — Tyndale Abridged Greek Lexicon
Γαβριήλ, ὁ, indecl. (Heb. גַּבְרִיאֵל, hero of God),
the archangel Gabriel: Luk.1:19, 26.†
(AS)