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Meaning of substantiate

sub•stan•ti•ate

Pronunciation: (sub-stan'shē-āt"), [key]
— -at•ed, -at•ing.
  1. to establish by proof or competent evidence: to substantiate a charge.
  2. to give substantial existence to: to substantiate an idea through action.
  3. to affirm as having substance; give body to; strengthen: to substantiate a friendship.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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