Definition of Welsh nationalism in English:

Welsh nationalism

Pronunciation /ˌwɛlʃ ˈnaʃ(ə)nəlɪz(ə)m/ /ˌwɛlʃ ˈnaʃ(ə)n(ə)lɪz(ə)m/ /ˌwɛlʃ ˈnaʃən(ə)lɪz(ə)m/

noun

  • Advocacy of or support for the interests of Wales, often by seeking greater political autonomy and the promotion of Welsh culture; specifically the political programme or ideals of the Welsh Nationalist Party.

Origin

Late 19th century. From Welsh + nationalism.