Lexical Definition

‎ἐκτενῶς‎ ektenōs (ek-ten-oce') fervently G:ADV
adverb from ‎ἐκτενής‎

fervently.

Usage: 2 forms in 4 verses
Form Translated As     In Verse(s)
ἐκτενῶσ fervently Acts.12.51Pet.1.22
εκτενώσ fervently LXX.Joel.1.14LXX.Jonah.3.8

Abbott-Smith

ἐκτενῶς adv., [in LXX: Jh.3.8 (חׇזְקָה), Jl 1:14, Jth 4:12, III Mac 5:9 * ;]
fervently, earnestly: Ac 12:5, I Pe 1:22; compar., Lk 22:44 (WH br., R, mg., omits).†

Abbott-Smith References

Book Refs
Joel 1:14
Jonah 3:8
Luke 22:44
Acts 12:5
1 Peter 1:22

Liddell-Scott-Jones

Related to: ἐκτενῶς-ής, ές,

strained: hence of persons, warmly attached, friendly, [Refs 5th c.BC+]; assiduous, περί τινα [Refs 2nd c.BC+]: comparative - έστερος τῇ προθυμίᾳ [Refs 2nd c.BC+]: superlative - εστάτη προθυμία [Refs 3rd c.BC+]

__2 extended, [Refs 5th c.AD+]; capable of extension, . ἐστι τὸ μεταδίδον τῶν ἑαυτοῦ καὶ τοῖς ἄλλοις [Refs 5th c.AD+]
__3 abundant, γάλα [Refs 2nd c.AD+]
__II adverb -νῶς (Elean ἐκτενῶςέωρ [ἐκτενῶςίως [prev. work]5138.13;">Refs] Ionic dialect -έως Ps.-[Refs 5th c.BC+] earnestly, zealously, ἀγαπᾶσθαι Machoap.[Refs 4th c.BC+]; εὐχὴ . γινομένη [NT]: comparative -έστερον [Refs 1st c.BC+]: superlative -έστατα [Refs 1st c.BC+]
__II.2 in adverb also, eagerly, freely, splendidly (condemned by [Refs 2nd c.BC+]; of public duties, λαμπρῶς καὶ . τετελεκότα [Refs]: comparative, πολυτελῶς καὶ ἐκτενῶςέστερον τῶν ἄλλων [Refs 2nd c.BC+]—Not in early writers, corrupt in [Refs 4th c.BC+]

LSJ Scripture Refs: Acts.12.5