Pronunciation: (lOO"si-tā'nē-u), [key]
1. (italics) a British luxury liner sunk by a German submarine in the North Atlantic on May 7, 1915: one of the events leading to U.S. entry into World War I.
2. an ancient region and Roman province in the Iberian Peninsula, corresponding generally to modern Portugal.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.