- Plaid Cymru[Plaid Cymru 词源字典]
- "The Welsh Nationalist party, founded in 1925 and dedicated to seeking autonomy for Wales. It won its first parliamentary seat in 1966, and since 1974 has maintained a small number of representatives in Parliament", Welsh, 'party of Wales'.[Plaid Cymru etymology, Plaid Cymru origin, 英语词源]