The term jeltzale refers to the members of the Basque Nationalist Party (PNV), a party that in the last Basque elections of July 2020 has emerged as a clear winner.
It is a word of Basque origin. It is the way of calling a member of the Jel that is, of the Basque Nationalist Party. Supporter of the Jel (Jaun-Goikua Eta Lagi-za?a , meaning God and old laws).