Dictionary
un•sub•stan•ti•at•ed
Pronunciation: (un"sub-stan'shē-ā"tid), [key]—
adj.
1. not substantiated; unproved or unverified:
unsubstantiated allegations.
2. being without form or substance.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.