— Uniatism , n.
/yooh"nee it, -ayt'/ , n.
a member of an Eastern church that is in union with the Roman Catholic Church, acknowledges the Roman pope as supreme in matters of faith, but maintains its own liturgy, discipline, and rite.
Also, Uniat /yooh"nee at'/ .
[ 1825-35; uni ( y ) át, equiv. to úni ( ya ) the Union of Brest-Litovsk (1596), an acceptance of papal supremacy by some Orthodox clerics in Poland (
uni ( j ) a unio UNION) + -( y ) at -atus -ATE 1 ]