Dictionary
di•lu•vi•um
Pronunciation: (di-lOO'vē-um), [key]—
n.,
—pl. -vi•aPronunciation: (-vē-u), [key] -vi•ums.
Geol. Now Rare.
a coarse surficial deposit formerly attributed to a general deluge but now regarded as glacial drift.
Also,di•lu'vi•on.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.