Lexical Definition

‎ἀτενίζω‎ atenízō (at-en-id'-zo) to gaze G:V
from a compound of ‎Α‎ (as a particle of union) and (to stretch)

behold earnestly (stedfastly), fasten (eyes), look (earnestly, stedfastly, up stedfastly), set eyes.

Usage: 6 forms in 14 verses
Form Translated As     In Verse(s)
ἀτενίσασα having looked intently Luke.22.56
ἀτενίσασ Having looked intently Acts.3.4Acts.7.55Acts.10.4Acts.11.6Acts.13.9Acts.14.9Acts.23.1
ἀτενίσαντεσ having looked intently Acts.6.15
ἀτενίσαι to look intently 2Cor.3.72Cor.3.13
ἀτενίζοντεσ fixed upon Luke.4.20
looking intently Acts.1.10
ἀτενίζετε you look intently Acts.3.12

Abbott-Smith

** ἀτενίζω (< ἀτενής, strained, intent; < τείνω), [in LXX: I Es 6:28, III Mac 2:26*;]
to look fixedly, gaze (MM, s.v.): c. dat. pers., gaze upon: Lk 4:20 22:56, Ac 3:12 10:4 14:9 23:1; seq. εἰς, c. acc. pers., Ac 3:4 6:15 13:9; metaph., Ac 1:10 7:55 11:6, II Co 3:7, 13.†

Abbott-Smith References

Book Refs
Luke 4:20 · 22:56
Acts 1:10 · 3:4 · 3:12 · 6:15 · 7:55 · 10:4 · 11:6 · 13:9 · 14:9 · 23:1
2 Corinthians 3:7 · 3:13

Liddell-Scott-Jones

ἀτενίζω-ίζω,

look intently, gaze earnestly, τοῖς ὄμμασιν stare, [Refs 5th c.BC+]; of the eyes, ἀτενίζωίζοντες αὐτῷ[NT+2nd c.BC+]: absolutely, also of the eyes, [Refs 4th c.BC+]:—passive, to be gazed upon, [Refs]

__II metaphorically of the mind, . τὴν διάνοιαν πρός τι[ἀτενίζωίζοντα πράττειν 1st c.BC: Philodemus Gadarensis Epigrammaticus “Ir.” p.96 W.">Refs 4th c.BC+]; to be obstinate, [Refs 2nd c.AD+]

LSJ Scripture Refs: Luke.4.20Acts.23.1Acts.6.15