the Romance language spoken mainly in Catalonia, closely related to Provençal: it is spoken also in Valencia, Andorra, the Balearic Islands, western Sardinia, and parts of SW France
See Catalan in American Heritage Dictionary 4
adjective
Of or relating to Catalonia or its people, language, or culture.
noun
A native or inhabitant of Catalonia.
The Romance language spoken especially in Catalonia, the Balearic Islands, Andorra, and the Roussillon region of France.