Definition of "plurinational"

It could also help us confront the crisis within our political system. But to do so, we in the next government will have to show ourselves capable of facing up to the Catalan conflict and to the fact that Spain is a plurinational country. That will call for dialogue and empathy.

2019 November 18, Pablo Iglesias, “Spain’s new coalition must face up to the Catalan crisis and the rise of the far right”, in The Guardian‎