Quick Definition
without stumbling or falling
Strong's Definition
not stumbling, i.e. (figuratively) without sin
Derivation: from G1 (Α) (as a negative particle) and a derivative of G4417 (πταίω);
KJV Usage: from falling
Thayer's Greek Lexicon
ἄπταιστος, ἀπτιαστον (πταίω, which see), not stumbling, standing firm, exempt from falling (properly, of a horse, Xenophon, de re eq. 1, 6); metaphorically: Jud_1:24. (Cf. Winers Grammar, 97 (92); Buttmann, 42 (37).)
Mounce Concise Greek Dictionary
ἄπταιστος aptaistos 1x
free from stumbling; met. free from moral stumbling, offence; irreprehensible, Jud_1:24
Abbott-Smith Greek Lexicon
** ἄ -πταιστος , -ον
( < πταίω ),
[in LXX : 3Ma_6:39 * ;]
without stumbling, sure-footed: metaph . ( MM , s.v. ), Jud_1:24 .†
Πάγος , see Ἄρειος .
Moulton & Milligan — Vocabulary of the Greek NT
ἄπταιστος [page 72]
In the lack of other citations this NT ἅπ . εἰρ . ( Jud_1:24 ) may be illustrated from M. Aur. v. 9 τὸ ἄπταιστον καὶ εὔρουν ἐν πᾶσι , the security and happy course of all things, which depend on the faculty of understanding and knowledge. See also 3Ma_6:39 ὁ τῶν πάντων δυνάστης ἀπταίστους αὐτοὺς ἐρρύσατο ὁμοθυμαδόν .
Liddell-Scott — Intermediate Greek Lexicon
ἄπταιστος [Etym: πταίω] "not stumbling", ἀπταιστότερος "less apt to stumble", Xen.
STEPBible — Tyndale Abridged Greek Lexicon
ἄ-πταιστος, -ον
(πταίω), [in LXX: 3Ma.6:39 * ;]
without stumbling, sure-footed: metaphorically (MM, see word), Ju 24.†
(AS)