megavitamin: Meaning and Definition of

meg•a•vi•ta•min

Pronunciation: (meg'u-vī"tu-minBrit.also meg'u-vit"u-min), [key]
— adj.
  1. of, pertaining to, or using very large amounts of vitamins:Cf. megavitamin therapy.
—n.
  1. doses of vitamins much larger than the recommended dietary allowances.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.