PyreneesPronunciation: /ˌpɪrəˈniːz/Translate Pyrenees | into German | into Spanish Definition of Pyrenees a range of mountains extending along the border between France and Spain from the Atlantic coast to the Mediterranean. Its highest peak is the Pico de Aneto in northern Spain, which rises to a height of 3,404 m (11,168 ft). Derivatives PyreneanPronunciation: /-ˈniːən/ adjective Pyrenees in other Oxford dictionaries Definition of Pyrenees in the US English dictionary