Lexical Definition

‎κατανοέω‎ katanoéō (kat-an-o-eh'-o) to observe G:V
from ‎κατά‎ and ‎νοιέω‎

behold, consider, discover, perceive.

Usage: 20 forms in 38 verses
Form Translated As     In Verse(s)
κατενόουν I contemplated LXX.Ps.142.4
I was observing Acts.11.6
they were noticing Acts.27.39
κατενόησεν he considered Rom.4.19
he has viewed Jas.1.24
κατενόησε he contemplated LXX.Isa.59.16
κατενόησαν contemplated LXX.Ps.22.17
studied LXX.Num.32.9
κατενόησα I contemplated LXX.1Kgs.3.21 • LXX.Hab.3.2
κατενοόυσαν they contemplated LXX.Exod.33.8
κατενοήσάν contemplated LXX.Job.30.20
κατανοῶμεν we may think Heb.10.24
κατανοῆσαι to behold Acts.7.31
to look Acts.7.32
κατανοών studying LXX.Neh.2.13 • LXX.Neh.2.15
κατανοοῦντι looking Jas.1.23
κατανοούσι contemplate LXX.Isa.5.12
κατανοεῖσ notice Matt.7.3 • Luke.6.41
κατανοείσ contemplate LXX.Ps.10.14
κατανοεί contemplate LXX.Ps.94.9
contemplates LXX.Ps.37.32 • LXX.Isa.57.1
κατανοήσω I shall contemplate LXX.Job.23.15 • LXX.Ps.119.15 • LXX.Ps.119.18
κατανοήσεισ you shall contemplate LXX.Ps.91.8
κατανοήσατε do carefully consider Heb.3.1
do consider Luke.12.24 • Luke.12.27
κατανοήσασ And contemplating LXX.Exod.2.11
having perceived Luke.20.23
κατανοήσαι for contemplating LXX.Gen.3.6
to contemplate LXX.Exod.19.21
to study LXX.Gen.42.9 • LXX.Num.32.8

Abbott-Smith

κατα-νοέω, -ῶ, [in LXX for נבט hi., ראה, etc.;]
to take note of, perceive, consider carefully: Ac 7:31, 32; c. acc. rei, Mt 7:3, Lk 6:41 12:24, 27 20:23, Ac 11:6 27:39, Ro 4:19; c. acc. pers., He 3:1 10:24, Ja 1:23, 24 (on the distinction bet. κ. and νοέω simplex, v. M, Pr., 117).†

Abbott-Smith References

Book Refs
Matthew 7:3
Luke 6:41 · 12:24 · 12:27 · 20:23
Acts 7:31 · 7:32 · 11:6 · 27:39
Romans 4:19
Hebrews 3:1 · 10:24
James 1:23 · 1:24

Liddell-Scott-Jones

κατανοέω-έω,

observe well, understand, apprehend, [κατανοέωέειν 5th c.BC: Herodotus Historicus 2.28, compare 93; οὐ Χαλεπὸν τῷ βουλομένῳ κ. 5th c.BC: Lysias Orator 25.34; οὐ.. κατανοέωῶ τὸ νῦν ἐρωτώμενον Plato Philosophus [{5-6th c.BC}] “Sophista” 233a; κ. ὅ τι λέγω [prev\. author] “Grg.” 455b; οὐ πάνυ κατανοέωῶ [prev\. author] “Phlb.” 48a; κ. ὅτι.. [prev\. author] “Sph.” 264b ">Refs 6th c.BC+]; κατανοέωεῖς τίς ποτ᾽ ἐστίν..; [Refs 4th c.BC+]:—passive, of a doctrine, to be grasped and hence accepted, μᾶλλον μᾶλλον κ. [Refs 4th c.BC+] is understood of.., [Refs 4th c.AD+]

__2 perceive, τῷ κατανοέωουμένῳ τὸ κατανοέωοῦν ἐξομοιῶσαι the percipient to the perceived, [Refs 5th c.BC+], etc.: with participle, κ. οὐ πολλοὺς ὄντας [Refs 5th c.BC+]
__3 learn, [Refs].
__4 consider, [Refs 6th c.BC+].
__5 look at, view, [Refs 2nd c.AD+].
__II to be in one's right mind, in one's senses, [Refs 5th c.BC+]