Dictionary
sed•i•men•ta•ry
Pronunciation: (sed"u-men'tu-rē), [key]—
adj.
1. of, pertaining to, or of the nature of sediment.
2. Geol.formed by the deposition of sediment, as certain rocks.
Also,sed"i•men'tal.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.