Ecumenism is a movement that promotes worldwide Christian unity or cooperation. The word comes from the Greek oikos, meaning house, family, people, or nation. It is invested with Christian meaning and represents the universality of Christianity, influencing how Christians perceive their faith, the church, and the world. Ultimately, Christian ecumenism aims to glorify God and help the missionary church witness effectively. It addresses historical theological issues and human divisions like racism, poverty, and injustice, essential for the renewal and unity of the human family.

Ecumenism is a vision, movement, theology, and mode of action that embodies Christianity's universality, influencing how Christians perceive their faith, the church, and the world.

The main goals of ecumenism include:

• Drawing Christians together, uniting their lives and missions
• Bringing the Body of Christ and the human community closer to fulfilling God’s purposes
• Promoting Christian unity as essential for the renewal and unity of the human family
• Bearing witness effectively and faithfully among all peoples and nations
• Addressing divisive issues, such as racism, poverty, sexism, war, and injustice, to pursue Christian unity, justice, and peace
• Glorifying the triune God

Ultimately, ecumenism seeks to facilitate the church's role as a sign of promised unity and peace among God's people and nations.

Ecumenism is a movement within religion to promote unity between different denominations of a particular faith. Specifically, it is a movement within Christianity that seeks to bring about understanding, agreeement, and unity among different Christian denominations.