Dictionary
sub•stan•ti•ate
Pronunciation: (sub-stan'shē-āt"), [key]—
v.t., -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.