Quick Definition
κατακυριεύω v. I exercise authority over, overpower
Strong's Definition
from 2596 and 2961; to lord against, i.e. control, subjugate
KJV Usage: exercise dominion over (lordship), be lord over, overcome
UBS Dictionary of the Greek New Testament
verb | κυριεύω
37.50 · Control, Rule · Rule, Govern
to rule, to govern, to reign over to rule or reign over, with the implication in some contexts of lording it over
39.55 · Hostility, Strife · Conquer
to overpower to subject someone or something to a superior force In some languages ‘to overpower’ is ‘to fight successfully against’ or ‘to fight someone and to win.’
1 It is possible that κατακυριεύω[a] is somewhat more emphatic in meaning than κυριεύω, but this cannot be determined on the basis of NT usage.
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
κατα-κυριεύω ; 1 aor. ptep. κατακυριεύσας ; (κατά [q. ν. ILI. 3] under) ; a. to bring under one’s power, lo subJect to one’s self, to subdue, master: twos, Acts xix. 16 (Diod. 14, 64; for wad Gen. i. 28; Sir. xvii. 4). bs to hold in subjection, to be master of, exercise lordship over: τινός, Mt. xx. 25; Mk. x. 42; 1 Pet. v. 3; (of the benign government of God, Jer. iii. 14).
Mounce Concise Greek Dictionary
κατακυριεύω katakyrieuō 4x
to get into one’s power; in NT to bring under, master, overcome, Acts 19:16; to domineer over, Mt. 20:25; Mk. 10:42; 1 Pet. 5:3*
Abbott-Smith Greek Lexicon
κατα-κυριεύω,
[in LXX: Ge 1:28 (כּבשׁ), Ps 109 (110):2 (רדה) Si 17:4, al.;]
to gain or exercise dominion (over); absol. (Arist.);
c. gen. (Arist., al.): Mt 20:25, Mk 10:42, Ac 19:16, I Pe 5:3.†
SYN.: (κατεξουσιάζω) (v. Swete, Mk., l.c.).
Liddell-Scott-Jones — Greek-English Lexicon
κατακυριεύω (katakurieuō) — to master. κατακῡριεύω, gain or exercise complete dominion, [LXX]
2. κ. τινός gain dominion over, gain possession of,[LXX+NT]; [πλοίου] [Refs 1st c.BC+]