Abarim Publications' online Biblical Greek Dictionary
The familiar adjective μεγας (megas) means great or large and is used pretty much in the same way as the derived English prefix mega-: from greatness of physical size (John 21:11) to largeness in number (Mark 5:11), festive elaboration (Luke 5:29), width of category (Matthew 22:36), effect (Matthew 7:27), joy (Matthew 2:10), social clout (Matthew 20:25) et cetera.
This word occurs 240 times in the New Testament; see full concordance and comes with the following derivations:
- The substantively used adjective μεγαλειος (megaleios), meaning great(ness) or glorious(ness). This word occurs only in plural (in Luke 1:49 and Acts 2:11), in the sense of "great things". From this word comes:
- The verb μεγαλυνω (megaluno), meaning to make great or enlarge. This verb occurs 8 times in the New Testament; see full concordance.
- The adverb μεγαλως (megalos), meaning greatly (Philippians 4:10 only).
- The noun μεγαλωσυνη (megalosune), meaning greatness or majesty. This noun appears to be an epithet of YHWH (Hebrews 1:3, 8:1 and Jude 1:25 only).
- The noun μεγεθος (megethos), meaning greatness (Ephesians 1:19 only).
- The superlative of μεγας (megas), namely the adjective μεγιστος (megistos), meaning greatest (2 Peter 1:4 only). From this word comes:
- The comparative of μεγας (megas), namely the adjective μειζων (meizon), meaning greater. This word occurs 32 times, see full concordance, and from it comes:
Our adjective is also part of two compound words:
- Together with the otherwise unused verb αυχεω (aucheo), meaning to brag, boast or assert loudly: the verb μεγαλαυχεω (megalaucheo), meaning to brag exceedingly (James 3:5 only).
- Together with the verb πρεπω (prepo), meaning to be conspicuously fitting: the adjective μεγαλοπρεπης (megaloprepes), meaning very conspicuously fitting (2 Peter 1:17 only).