mega- Hear it!

mega- definition

mega- (meg′ə)

  1. large, great, powerful megacephalic, megaphone
  2. one million; the factor 10 megahertz, megaton
Also, before a vowel, meg-

Etymology: Gr mega- < megas, great, mighty: see much

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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