Dictionary
dec•a•hy•drate
Pronunciation: (dek"u-hī'drit, -drāt), [key]—
n. Chem.
a hydrate that contains ten molecules of water, as washing soda, Na
2CO
3·10H
2O.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.