iberian peninsula definition
also IÂ·beÂ·riÂ·a. A peninsula of southwest Europe occupied by Spain and Portugal. It is separated from the rest of Europe by the Pyrenees and from Africa by the Strait of Gibraltar. The American HeritageÂ® Dictionary of the English Language, 5th edition Copyright Â© 2013 by Houghton Mifflin Harcourt Publishing Company.