Lexical Definition

‎οὐράνιος‎ ouránios (oo-ran'-ee-os) heavenly ^G:A
from ‎οὐρανός‎

heavenly.

• celestial, i.e. belonging to or coming from the sky

Abbott-Smith

οὐράνιος, -ον (cl. usually -α, -ον), [in LXX: De 28:12 A (שָׁמַיִם), etc.;]
of or in heaven, heavenly: Mt 5:48 6:14, 26, 32 15:13 18:35 23:9, Lk 2:13, Ac 26:19.†

Abbott-Smith References

Liddell-Scott-Jones

οὐράνιος-ιος [ᾰ], α, ον,

also ος, ον [Refs 5th c.BC+]:— heavenly, dwelling in heaven, γέννα [Refs 5th c.BC+]; οὐράνιοςιαι the goddesses, [οὐράνιοςιοι ">Refs 5th c.BC+]the gods, [Refs]; of special gods, Θέμις οὐ. [Refs 5th c.BC+]; αἱ οὐ. θεοί, Demeter and Kore, [Refs]

__2 generally, in or of heaven, ἀστήρ [Refs 5th c.BC+]; οὐ. θεᾶς βρέτας fallen from heaven, [Refs 5th c.BC+]; οὐ. ὕδατα, i.e. rain, [Refs 5th c.BC+]; so τὰ οὐ. alone, = rains, [Refs 4th c.BC+]; οὐ. ἄχος, of a storm, [Refs 5th c.BC+] (where it may be metaphorically, compare below [Refs 5th c.BC+]; τὰ οὐ. the phenomena of the heavens, [οὐράνιοςιά τε καὶ χθονοστιβῆ 5th c.BC: Sophocles Tragicus “Oedipus Tyrannus” 301. ">Refs 5th c.BC+]
__II reaching to heaven, high as heaven, κίων, of Aetna, [Refs 5th c.BC+]; σκέλος οὐ. ἐκλακτίζειν, ῥίπτειν, kick up sky-high, [Refs 5th c.BC+]; of sounds, ὀμφὰν οὐ. [οὐράνιοςια βρέμοντα 5th c.BC: Euripides Tragicus “Troades” 519 (Lyric poetry)">Refs 5th c.BC+]: metaphorically, mountainous, colossal, οὐ. ἄχη [οὐράνιοςιόν γ᾽ ὅσον 5th-6th c.BC: Aristophanes Comicus “Ranae” 1135. ">Refs 5th c.BC+]
__III sky-blue, λίθος κυανωτάτη καὶ -ία ἰδεῖν [Refs 2nd c.AD+]
__IV οὐράνιοςιον, τό, name of an eye-salve, [Refs 4th c.AD+]
__V adverb -ίως from the point of view of heaven, opposed to γηΐνως, [Refs 5th c.BC+]