mega-
variant of megalo- (megalith); also the initial element in units of measure that are equal to one million of the units denoted by the base word (megahertz). Symbol: M
Also especially before a vowel, meg-.
Origin of mega-
combining form representing Greek mégas large, great
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mega-
combining form
Word Origin for mega-
from Greek megas huge, powerful
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Online Etymology Dictionary, © 2010 Douglas Harper
mega-
pref.
The American Heritage® Stedman's Medical Dictionary
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mega-
The American Heritage® Science Dictionary
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