ostiary

One who is ordained in the lowest of the former minor orders.

A church doorkeeper.

In the early church and in the Roman Catholic Church, the doorkeeper of a church.

The porter of a monastery.

A mouth of a river.

The mouth of a river; an estuary.

One who keeps the door, especially the door of a church; a porter.

The mouth of a river; an estuary.

One who keeps the door, especially the door of a church; a porter.

the lowest of the minor Holy Orders in the unreformed Western Church but now suppressed by the Roman Catholic Church