Lexical Definition

‎νύξ‎ nýx (noox) night ^G:N-F
a primary word

(mid-)night.

• "night" (literally or figuratively)

Abbott-Smith

νύξ, gen. νυκτός, ἡ, [in LXX chiefly for לַיְלָה;]
night: Mt 12:40, Mk 6:48, Jo 13:30, al.; gen. temp. (of the time within which something happens; M, Pr., 73; B1., § 36, 13), νυκτός, by night, Mt 2:14, Jo 3:2, I Th 5:7, al.; ν. κ. ἡμέρας, Mk 5:5, I Th 2:9, al.; ἡμέρας κ. ν., Lk 18:7, Re 4:8, al.; μέσης ν., Mt 25:6; dat., νυκτί, in ans. to the question, "when?" (rare in cl.; Hdt., Soph.), ταύτῃ τ. ν., Lk 12:20, al.; ἐκείνῃ, Ac 12:6; ἐπιούσῃ, Ac 23:11; acc. durat. (Bl., § 34, 8; Kühner3, III, 314 b), ν. κ. ἠμέραν, Lk 2:37, Ac 20:31; τ. νύκτας, Lk 21:37; διὰ νυκτός (= cl. νυκτός; Bl., § 42, 1; 46, 7), Ac 5:19 16:9 17:10 23:31; δι’ ὅλης ν., Lk 5:5; κατὰ μέσον τῆς ν. (Bl., § 47, 6), Ac 27:27. Metaph.: Jo 9:4, Ro 13:12, I Th 5:5.

Abbott-Smith References

Liddell-Scott-Jones

νύξ, νυκτός, ἡ,

night: either generally, mght-season (opposed to day), or a night, ν. ἀμβροσίη [Refs 8th c.BC+]; but ν. ὀλοή[Refs 8th c.BC+], III; νυκτός by night, as adverb, [Refs 8th c.BC+]; νυκτὸς ἔτι while it was still night, [Refs 5th c.BC+]; ἄκρας ν. at dead of night, [Refs]night-fall, [Refs 4th c.BC+] on the verge of dawn, [Refs]; ἀωρὶ νυκτός, τῶν νυκτῶν, see at {ἀωρί}: in plural, τῶν νυκτῶν at nights, [Refs 5th c.BC+]; νύκτα the night long, νύκτα φυλάσσειν to watch the night through, [Refs 8th c.BC+]: in Attic dialect, ὅλην τὴν ν. [Refs 8th c.BC+]; νύκτα ἡμέραν ποιούμενος ἀπόστειλον (κατάπεμψον), i. e. without delay, [Refs 3rd c.BC+]; μέσαι νύκτες midnight, [Refs 7th c.BC+]

__2 frequently with Preps., ἀνὰ νύκτα by night, [Refs 8th c.BC+]; ἀνὰ πᾶσαν ν. all night through, [Refs 8th c.BC+]; εἰς νύκτα, εἰς τὴν ν., towards night, [Refs 5th c.BC+]; ἐν νυττί (νυκτί), opposed to πεδ᾽ ἀμέραν, [Refs 3rd c.BC+]; κατὰ νύκτα [Refs 5th c.BC+]; ὑπὸ νύκτα to wards nightfall, [Refs 5th c.BC+]; μετὰ νύκτας by night, [Refs 5th c.BC+]; μεθ᾽ ἡμέραν καὶ διὰ νυκτός all through the night, [Refs 5th c.BC+]; ἐκ νυκτός after nightfall, [LXX+6th c.BC+]; πόρρω τῶν νυκτῶν far into the night, [Refs]; ἐπὶ νυκτί by night, [Refs 8th c.BC+]
__3 in plural, watches of the night, [Refs]; three such, παροίχωκεν δὲ πλέων νὺξ τῶν δύο μοιράων, τριτάτη δ᾽ ἔτι μοῖρα λέλειπται [Refs 8th c.BC+]; τρίχα νυκτὸς ἔην, for τρίτον μέρος τῆς νυκτὸς ἦν, it was the third watch, i. e. next before morning, [Refs 8th c.BC+]
__II metaphorically of darkness, νυκτὶ καλύψαι [Refs 8th c.BC+]
__II.2 metaphorically of death, ἀμφὶ δὲ ὄσσε κελαινὴ ν. ἐκάλυψε [Refs 8th c.BC+]
__II.3 in Comparisons, of anything dark and direful, νυκτὶ ἐοικώς like night, of Apollo in his wrath, [Refs 8th c.BC+]; τάδε νυκτὶ ἐΐσκει what is here he like ns to night, [Refs]; ὀλεθρία ν., of a great calamity, [Refs 5th c.BC+]
__III Νύξ as proper name, the goddess of Night, [Refs 8th c.BC+]
__IV the night- or evening-quarter of heaven, the West, πρὸς νυκτός [Refs]nox, Lithuanian naktis, Gothic nahts, etc.)

_{LSJ Scripture Refs: LXX.Isa.26.9}