intercession

Meanings

1. The act of intervening or mediating between two parties.
2. A prayer to God on behalf of another person; especially, such a prayer offered by a heavenly saint on behalf of a mere mortal who has prayed to the saint for such help.

Etymology

First attested in the early 15th Century. From Middle French intercession, from Old French intercession, from Latin intercessiō, from intercēdō, from inter- (“between”) + cēdō (“to go”) (English cede), literally “go-between”.