Quick Definition
κατάνυξις, εως, ἡ n.f. deep sleep, stupor
Strong's Definition
from 2660; a prickling (sensation, as of the limbs asleep), i.e. (by implication, (perhaps by some confusion with 3506 or even with 3571)) stupor (lethargy)
KJV Usage: slumber
UBS Dictionary of the Greek New Testament
noun, f. | -εως | νύσσω
30.19 · Think · To Think, Thought
not being able to think, bewilderment a state of not being able to think satisfactorily because of complete bewilderment and stupor
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
κατάνυξις, -ews, 1), (κατανύσσω, q. V-)} 1. a pricking, piercing, (Vulg. compunctio). 2. severe sorrow, extreme grief. 3. insensibility or torpor of mind, such as extreme grief easily produces; hence πνεῦμα κατανύξεως, a spirit of stupor, which renders their souls torpid, i. e. so insensible that they are not affected at all by the offer made them of salvation through the Messiah, Ro. xi. 8 fr. Is. xxix. 10 Sept. (where the Hebr. ANIA mM, a spirit of deep sleep, is somewhat loosely so rendered; οἶνος κατανύξεως for mya jt, wine which produces dizziness, reeling, Germ. Taumelwein, Ps. lix. (Ix.) 5). Not found in prof. auth. Cf. Fritzsche’s full discussion of the word in his Com. on Rom. vol. ii. p. 558 sqq.; [ef. W. 94 (90); Bp. Lghtft. ‘Fresh Revision’ ete. p- 139 note].
Mounce Concise Greek Dictionary
κατάνυξις katanyxis 1x
in NT deep sleep, stupor, dullness, Rom. 11:8*
Abbott-Smith Greek Lexicon
† κατά-νυξις, -εως, ἡ
(< κατανύσσω, q.v.), [in LXX: Ps 59 (60):3 (תַּרְעֵלָה), Is 29:10 (תַּרְדֵּמָה)*;]
a pricking.
(Perhaps through resembl. of κατανύσσω to -νυστάζω), torpor of mind, stupefaction: Ro 11:8(LXX) (v. ICC, in l.; Field, Notes, 157).†
Moulton & Milligan — Vocabulary of the Greek NT
κατάνυξις. This NT ἅπ. εἰρ. (Rom 115) occurs in Pelagia—Legenden, p. 37 πάσης yap ὠφελείας kal κατανύξεως πεπλήρωται τὸ διήγημα, where it seems to have the unusual meaning of “incitement,” “‘ stimulus.
Liddell-Scott-Jones — Greek-English Lexicon
κατάνυξις (katanuxis) — stupor. κατά-νυξις, εως, ἡ, stupefaction, bewilderment, [LXX]
2. contrition, [Refs 6th c.AD+]