Dictionary
pri•on
Pronunciation: (prī'on), [key]—
n.
any of several petrels of the genus
Pachyptila, located in the oceans of the Southern Hemisphere and having serrated edges on the bill.
pri•on
Pronunciation: (prī'on), [key]—
n. Microbiol.
a hypothetical infectious particle composed solely of protein and likened to viruses and viroids but having no genetic component.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.