Dictionary
pred•ni•sone
Pronunciation: (pred'nu-sōn", -zōn"), [key]—
n. Pharm.
an analogue of cortisone, C
21H
26O
5, used as an anti-inflammatory, immunosuppressive, and antineoplastic in the treatment of various diseases.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.