Lexical Definition

‎κατακλείω‎ katakleíō (kat-ak-li'-o) to lock up ^G:V
from ‎κατά‎ and ‎κλείω‎

shut up.

• to shut down (in a dungeon), i.e. incarcerate

Abbott-Smith

κατα-κλείω, [in LXX: Je 39 (32):3* (כּלא), Wi 17:2, 16, II Mac 13:21, III Mac 3:25*;]
to shut up:. c. acc. pers., seq. ἐν φυλακῇ (-αῖς), Lk 3:20, Ac 26:10.†

Abbott-Smith References

Liddell-Scott-Jones

κατακλείω-κλείω,

old Attic dialect κατακλείωκλῄω [Refs 5th c.BC+]future κατακλείωκλιῶ uncertain in [Refs 5th c.BC+]:—middle, aorist -εκλεισάμην[Refs 5th c.BC+] —passive, aorist -εκλῄσθην, -εκλείσθην (see. below); Ionic dialect -εκληΐσθην[Refs 5th c.BC+]; Doric dialect -εκλᾴσθην[Refs 3rd c.BC+]: perfect -κέκλῃμαι[Refs 5th c.BC+]

__I with accusative person, shut in, enclose, e. g. a mummy in its case, [κατακλείωκλείειν τοὺς γυμνῆτας εἴσω τῶν ὅπλων [prev. author] “An.” 3.4.26 ">Refs 5th c.BC+]; κ. εἰς πολιορκίαν, εἰς δυσχωρίας, [NT+1st c.BC+], i.e. not to be a cosmopolite, [Refs 5th c.BC+]:—passive, ἐς τὸ τεῖχος κατακλείωκλῄεσθαι [Refs 5th c.BC+]; ὅταν ἐς [νεφέλας] ἄνεμος κατακλείωκλῃσθῇ [Refs 5th c.BC+]:—middle, shut oneself up, ἐν τοῖς βασιλείοις [Refs 5th c.BC+]; also κατεκλᾴζετο shut up the bride with oneself [in the bridal-chamber], [Refs 3rd c.BC+]:—passive, κατεκλᾴσθης [Refs]
__I.2 metaphorically, νόμῳ κ. shut up, i.e. compel, oblige, ἂν.. πᾶσαν τὴν δύναμιν νόμῳ κατακλείωκλείσητε ἐπὶ τῷ πολέμῳ μένειν [Refs 5th c.BC+]
__I.3 metaphorically, τῆς πόλεως εἰς κίνδυνον μέγιστον κατακλείωκεκλειμένης being reduced, [κατακλείωκλεισθῆναι 1st c.BC: Diodorus Siculus Historicus 20.74 ">Refs 4th c.BC+]: generally, confine, ἐν τῷ κατὰ φύσιν πέρατι -κέκλειται τἀγαθόν [Refs 5th c.BC+]; κατακλείωκλείειν τὸ πᾶν τῆς τέχνης εἰς.. confine the whole business of art to.., [Refs 3rd c.AD+]
__II c.accusative of things, shut up, close, τὰς πυλίδας [Refs 5th c.BC+]; τὸ ἐργαστήριον [κατακλείωκεκλῃμένα 5th-6th c.BC: Aristophanes Comicus “Plutus” 206 ">Refs 5th c.BC+]:—in passive, of humours in the body, [Refs 5th c.BC+]
__II.2 clamp down, make fast, of stones in masonry, [Refs]; also κ. [τὴν δεξιάν] [Refs 2nd c.AD+]
__II.3 close a speech, conclude, [Refs 3rd c.AD+]; εἰς ἀπειλὴν κ. τὸν λόγον with a threat, [Refs 1st c.BC+]; οὐ κ. διάνοιαν give no complete sense, [Refs]; conclude an argument or inference, [Refs 1st c.BC+]

_{LSJ Scripture Refs: Luke.3.20}