What does «ecuménico» mean in Spanish?

Universal. That is, refers to or belongs to all people of the world and all times.

Examples of use in Spanish: "es necesaria una más amplia cooperación ecuménica"
Related to ecumenism.

Examples of use in Spanish: "es un movimiento ecuménico".

"diálogo ecuménico".

"Realizarán un encuentro ecuménico este sábado".
It is said of general councils when both the Eastern and Western Catholic Church are represented.

Examples of use in Spanish: "el concilio ecuménico convocado por Juan XXIII".