megalōs

Included with: μέγᾰς, μεγάλη [ᾰ], μέγα [ᾰ],
genitive μεγάλου, ης, ου, dative μεγάλῳ, ῃ, ῳ, accusative μέγᾰν, μεγάλην, μέγα [ᾰ]; dual μεγάλω, α, w; plural μεγάλοι, μεγάλαι, μεγάλα, etc.: the stem μεγάλο- is never used in singular nominative and accusative masculine and neuter, and only once in vocative masculine,
A ὦ μεγάλε Ζεῦ Refs 4th c.BC+
A.I big, of bodily size: frequently of stature, εἶδος.. μ. ἦν ὁράασθαι Refs 8th c.BC+; φῶτα μέγαν καὶ καλόνRefs 5th c.BC+; φύσιν τίν᾽ εἶχε φράζ; Answ. μέγας Refs 5th c.BC+
A.I.b full-grown, of age as shown by stature, νῦν δ᾽ ὅτε δὴ μ. εἰμί Refs 8th c.BC+; later, elder of two persons of the same name, Wilcken Refs 3rd c.BC+; Σκιπίων ὁ μ. Refs 2nd c.BC+
A.I.c of animals, μ. ἵπποι, βοῦς, σῦς, Refs 8th c.BC+
A.I.2 generally, vast, high, οὐρανός, ὄρος, πύργος, Refs 8th c.BC+; wide, πέλαγος, λαῖτμα θαλάσσης, Refs 8th c.BC+; long, ἠϊών, αἰγιαλός, Refs 8th c.BC+; but usually opposed to μικρός or σμικρός, πρὸς ἑαυτὸ ἕκαστον καὶ μ. καὶ σμικρόν Refs 5th c.BC+
A.II of quality or degree, great, mighty, frequently epithet of gods, ὁ μ. Ζεύς Refs 4th c.BC+; μεγάλα θεά, of Demeter and Persephone, Refs 5th c.BC+; θεοὶ μεγάλοι, of the Cabiri, Refs; Μήτηρ μ., of Cybele, Refs 3rd c.BC+; Μήτηρ θεῶν μ. Refs; Ἴσιδος μ. μητρὸς θεῶν Refs 2nd c.BC+; μ. ἡ Ἄρτεμις Ἐφεσίων NT; τίς θεὸς μ. ὡς ὁ θεὸς ἡμῶ; LXX+NT; of men, μ. ἠδὲ κραταιός Refs 8th c.BC+; μέγας ηὐξήθη rose to greatness, Refs 4th c.BC+, i. e. the King of Persia, Refs 5th c.BC+; as a title of special monarchs, Ἀρδιαῖος ὁ μ. Refs 5th c.BC+
A.II.2 strong, of the elements, etc., ἄνεμος, λαῖλαψ, Ζέφυρος, Refs 8th c.BC+; of properties, passions, qualities, feelings, etc., of men, θάρσος, πένθος, ποθή, etc.,NT+8th c.BC+; ἡ μ. νοῦσος epilepsy, Refs 5th c.BC+
A.II.3 of sounds, great, loud, ἀλαλητός, ἰαχή, πάταγος, ὀρυμαγδός, Refs 8th c.BC+; θόρυβοι, κωκυτός, Refs 5th c.BC+
A.II.4 generally, great, mighty, ὅρκος Refs 8th c.BC+; ὄλβος, τιμά, Refs 5th c.BC+; μ. λόγος, μῦθος, a great story, rumour, Refs 5th c.BC+; ἐρώτημα a big, i. e. difficult, question, Refs 5th c.BC+; weighty, important, τόδε μεῖζον Refs 8th c.BC+; μέγα ποιέεσθαί τι to esteem of great importance, Refs 5th c.BC+; οὐκ ἂν εἴη παρὰ μέγα τὸ δικολογεῖν not of great importance, Refs 5th c.BC+; τὸ δὲ μέγιστον and what is most important, Refs 5th c.BC+; οἱ μέγιστοι καιροί the most pressing emergencies, Refs 4th c.BC+; μ. ὠνησάμενοι χρημάτων for large sums, Refs 2nd c.BC+
A.II.5 with a bad sense, over-great, μέγα εἰπεῖν to speak big, and so provoke divine wrath, Refs 8th c.BC+; ἔπος μ., μ. λόγοι, Refs 5th c.BC+; μηδὲν μέγ᾽ εἴπῃς Refs 5th c.BC+; μεγάλα, μεῖζον ἢ δικαίως πνεῖν, Refs 5th c.BC+
A.II.6 of style. impressive, Refs 4th c.BC+; μεῖζον more striking, Refs
A.II.7 of days, long, Refs 2nd c.AD+
B adverb μεγάλως [ᾰ] greatly, mightily, Refs 8th c.BC+
B.II more frequently neuter singular μέγα as adverb, very much, exceedingly, μ. χαῖρε all hail!, see l. for μάλα in Refs 8th c.BC+; especially with Verbs expressing strong feeling, μ. κεν κεχαροίατο Refs 8th c.BC+; or those expressing sound, loudly, μ. ἰάχειν, ἀῧσαι, βοῆσαι, εὔξασθαι, ἀμβῶσαι, Refs 8th c.BC+; μ. αὐδήσαντος, μ. ἤπυεν, Refs 8th c.BC+: also in plural, μεγάλα.. δυστυχεῖς Refs
B.II.2 of Space, far, μέγα προθορών Refs 8th c.BC+; ἄνευθε μέγα far away,Refs 5th c.BC+
B.II.3 with adjectives, as μέγ᾽ ἔξοχος, μέγα νήπιος, Refs 8th c.BC+; μ. νήπιε Oracle texts cited in Refs 5th c.BC+: with comparative and superlative, by far, μέγ᾽ ἀμείνονες, ἄριστος, φέρτατος, Refs 8th c.BC+
C degrees of Comparison (regular μεγαλώτερος, -ώτατος late, Refs
C.1 comparative μείζων, ον, genitive ονος, Epic dialect, Attic dialect (also Delph., Refs 4th c.BC+; Ionic dialect, Refs 4th c.AD+, Doric dialect, Aeolic dialect μέζων, ον, Refs 5th c.BC+ (also early Attic dialect, Refs; dative plural μεζόνεσσι Refs 7th c.BC+: compare μέττον· μεῖζον, NT+5th c.AD+ (used as title, elder, Refs 6th c.AD+; μειζονώτερος Refs 4th c.BC+:—greater, longer, taller, Refs 8th c.BC+; frequently also, too great, γέρας Refs 5th c.BC+; Μηνόφιλος μείζων M. the elder, Refs 2nd c.AD+; as title, μειζων κώμης headman of a village, Refs 4th c.AD+, etc.: generally, the higher authority, Refs 3rd c.AD+; οὔτε μεῖζον οὔτε ἔλαττον, a strong form of denial, nothing whatever, Refs 5th c.BC+. adverb μειζόνως Refs 5th c.BC+; Ionic dialect μεζόνως Refs 5th c.BC+: neuter as adverb, μεῖζον σθένειν Refs 5th c.BC+
C.2 superlative μέγιστος, η, ον, Refs 8th c.BC+: neuter as adverb, μέγιστον ἴσχυσε Refs 5th c.BC+; δυνάμενος μ., with genitive, Refs 5th c.BC+: with another superlative, μέγιστον ἐχθίστη Refs 5th c.BC+; ἐς μέγιστονRefs 5th c.BC+:—late superlative μεγιστότατος Refs 1st c.AD+. (Cf. Sanskrit majmán- 'greatness', Latin magnus, Gothic mikils 'great'.)

H. G. Liddell, R. Scott, H. S. Jones, A Greek-English Lexicon (9th ed., 1925–1940) — digitised by the Perseus Digital Library and corrected and expanded by Tyndale House, Cambridge, via STEPBible-Data's TFLSJ table, CC BY 4.0. Covers all of Greek literature, not just the Bible.