Lexical Definition

‎κραταιός‎ krataiós (krat-ah-yos') mighty ^G:A
from ‎κράτος‎

mighty.

• powerful

Abbott-Smith

κραταιός, -ά, -όν (< κράτος), (in cl. poët. form of κρατερός), [in LXX chiefly for חָזָק and cognates;]
strong, mighty: I Pe 5:6.†

Abbott-Smith References

Liddell-Scott-Jones

κραταιός-ός, ά, όν,

poetry form of κρατερός, strong, mighty, μοῖρα κραταιή [Refs 8th c.BC+]; of men, [Refs 8th c.BC+]; of a lion, κραταιοῦ θηρὸς ὑφ᾽ ὁρμῆς [Refs 8th c.BC+]; κ. ἔπος word of power,[Refs 5th c.BC+]; fierce, κ. καύματος ὥρᾳ poetical cited in [Refs 2nd c.AD+] hard stone, [Refs 3rd c.BC+]; ἐν χειρὶ κ. with a mighty hand, [LXX+2nd c.BC+]: comparative, [Refs 1st c.AD+]: superlative, [Refs]; especially in magical and mystical writings, ἐν φωτὶ κ. καὶ ἀφθάρτῳ [Refs] the Mighty Ones, lamb.[Refs 5th c.AD+], divinities presiding over certain periods of the month, [Refs 3rd c.AD+]; ἀστέρες, ζῴδιον, [Refs]; also ὁ κ. [μηνὸς Φαρμοῦθι] [Refs 2nd c.AD+]: with genitive, ruling over, ὦ τῶν πάντων ζώντων τε καὶ τεθνηκότων κραταιοί [Refs]; ὁ μέγιστος κ. θεὸς Σοκνοπαῖος Wilcken [Refs 1st c.AD+]. adverb -ῶς [LXX+1st c.AD+]

_{LSJ Scripture Refs: LXX.Exod.13.3 ☩ LXX.Josh.8.1}