Quick Definition
ἀσάλευτος, ον Adj unshaken, immovable
Strong's Definition
from 1 (as a negative particle) and a derivative of 4531; unshaken, i.e. (by implication) immovable (figuratively)
KJV Usage: which cannot be moved, unmovable
UBS Dictionary of the Greek New Testament
adjc. | -ον | ἀ- + ἅλλομαι
15.4 · Linear Movement · Move, Come/Go
immovable, not able to move pertaining to that which cannot be moved
13.31 · Be, Become, Exist, Happen · State
unchangeable, enduring (a figurative extension of meaning of ἀσάλευτος[a] ‘immovable,’ 15.4) pertaining to occurring in an unchangeable state In a number of languages it may be better to express the concept of ‘enduring’ as ‘not ending,’ and accordingly one might translate this phrase in HEB 12:28 as ‘God’s ruling over us will never end.’
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
ἀσάλευτος, -ον, (σαλεύω), unshaken, unmoved: prop. Acts xxvii. 41; metaph. βασιλεία, not liable to disorder and overthrow, firm, stable, Heb. xii. 28. (Eur. Bacch. 391; ἐλευθερία, Diod. 2, 48 ; εὐδαιμονία, ibid. 3,47; ἡσυχία, Plat. Ax. 370 d.; Plut., al.)
Mounce Concise Greek Dictionary
ἀσάλευτος asaleutos 2x
unshaken, immovable, Acts 27:41; met. firm, stable, enduring, Heb. 12:28*
Abbott-Smith Greek Lexicon
ἀ-σάλευτος, -ον
(< σαλεύω), [in LXX: Ex 13:16, De 6:8 11:18 (טוֹטָפָוֹת)*;]
unmoved, immovable: Ac 27:41; metaph., He 12:28.†
Moulton & Milligan — Vocabulary of the Greek NT
ἀσάλευτος. For the metaph. use οἱ ἀ. (as Heb 1228) cf. Magn ττ638 1. (ii/A.D.) ἀ](σ)άλευτο(ν) καὶ ἀμετάθετον τὴν περὶ τούτων διάταξιν, Αατώε] 10284 (Andros, hymn to Isis, iv/a.p.) στάλαν ἀσάλευτον, 70. 855° (Locris, Macedonian age) τὰν ἀσάλευτον νίκαν ἀρνύμενος, P Lips I. 3428 (c. A.D. 375) διὰ τοῦτο δέομαι τῆς οὐρανίου ὑμῶν τύχης ἐπινεῦσαι [β]έβαια καὶ ἀσάλευτα [μέϊνειν τὰ περὶ ταύτης τῆς ὑποθέσεως πεπραγμένα ἐξ ἀντικαθεστώτων [ὑ]πομνημάτω[ν], and similarly 26. 3539. Add the late Byzantine papyrus P Lond 483811: (A.D. 616) (=IL. p. 328) ἄτρωτα καὶ ἀσάλευτα καὶ ἀπαράBara, and the eighth century P Lond 77% (=I. p. 235) and P Par 21 ὁὲς 39 where a. is coupled with ἀρραγής. It survives in MGr.
Liddell-Scott-Jones — Greek-English Lexicon
ἀσάλευτος (asaleutos) — unshakable. ἀσάλευτος [σᾰ], ον, unmoved, unshaken, ἀ. ἡ γῆ[Refs 4th c.BC+]; of Delos, [NT+1st c.AD+]; of the sea, probably in [Refs 5th c.BC+]; πίστις[NT]; ἀ. μένειν, of ordinances, [Refs 4th c.AD+]. adverb -τως[Refs 2nd c.BC+]: neuter plural as adverb, χείλεσι ἀσάλευτα μεμυκόσι[Refs 2nd c.AD+]