1. plural of intercommunion; mutual communion or fellowship, especially between different Christian churches or denominations
Usage: religious context; formal
2. instances or agreements of shared participation in religious rites or sacraments between different Christian groups
Usage: ecclesiastical; formal

Examples

• The two denominations established intercommunions to strengthen their spiritual bonds.
• Intercommunions between Anglican and Catholic churches remain a topic of theological debate.
• Many Protestant churches practice intercommunions at ecumenical gatherings.
• The agreement on intercommunions marked a significant step toward church unity.
• Intercommunions allow members of different faiths to participate together in communion services.