Webster's Revised Unabridged Dictionary · 1913

Gremial

Gremial , adjective

[Latin gremium lap, bosom.]

Of or pertaining to the lap or bosom. [Rare]

Gremial , noun

1.
A bosom friend. [Obsolete] — Fuller
2.
(Ecol.) A cloth, often adorned with gold or silver lace, placed on the bishop's lap while he sits in celebrating mass, or in ordaining priests.