noun, plural o·rar·i·a [uh-rair-ee-uh] /əˈrɛər i ə/. Eastern Church.
a stole worn by deacons.
Origin of orarion
1700–10; < Medieval Greek ōrā́rion < Late Latin ōrārium, Latin: napkin, equivalent to ōr- (stem of ōs) mouth + -ārium -ary
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019