Dictionary entry

κραταιόω

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

κραταιόω, -ῶ

(late form of κρατύνω; < κράτος), [in LXX chiefly for חזק;]

to strengthen; pass., to wax strong: Lk 2:40, I Co 16:13; πνεύματι, Lk 1:80; δυνάμει κ. διὰ τ. πνεύματος, Eph 3:16.†