Simplify the following text for a Grade 14 native English-speaking person.
Original: In Christian ecclesiology , full communion is the relationship of communion , with mutually recognized sharing of the same essential doctrines , between a Christian community and other communities or between that community and individuals .
Simplified: Full communion is a term used in Christian ecclesiology to describe relations between two distinct Christian communities or Churches that recognize that each other shares the same communion and the same essential doctrines .