intercommunion noun.
[ɪntǝkǝ'mju:njǝn] M18.[from INTER- 1 + COMMUNION.]1. Mutual fellowship, esp. between members of different religions or denominations.
M18.b. Participation in each others' Eucharists, to the extent of receiving Communion, by members of different Christian denominations.
E20.2. Mutual action or relation between things with regard to their functions.
E19.■ B. Jowett When all these studies reach the point of intercommunion and connection with one another. [TahlilGaran] English Dictionary ▲