Gallienus: Meaning and Definition of

Gal•li•e•nus

Pronunciation: (gal"ē-ē'nus), [key]
— n.
  1. died a.d. 268, emperor of Rome 253–268 (son of Valerian).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.