mega-

English

/ˈmɛɡə/, /ˈmeɪɡə/

prefix
Definitions
  • (originally) Very large, great.
  • In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by one million (10.) SI Symbol: M.
  • (computing) Multiplying the unit to which it is attached by 2 (= 1,048,576, the binary number closest to a million). Computing symbol: Mi.
  • (computing, marketing) Multiplying the unit to which it is attached by 2 (= 1,024,000, the binary round number closest to a million).
  • (slang) Really, very, uber-, super-.

Etymology

Derived from Ancient Greek μέγας (large, great, mighty, big) derived from Proto-Indo-European *meǵh₂s (great).

Origin

Proto-Indo-European

*meǵh₂s

Gloss

great

Timeline

Distribution of cognates by language

Geogrpahic distribution of cognates

Cognates and derived terms