What is "regalia of a church"

Regalia \Re*ga"li*a\ (r?*g?"l?*?), n. pl. [LL., from L. regalisregal. See Regal.]

1. That which belongs to royalty. Specifically:

   1. The rights and prerogatives of a king.

   2. Royal estates and revenues.

   3. Ensings, symbols, or paraphernalia of royalty.

2. Hence, decorations or insignia of an office or order, as of Freemasons, Odd Fellows,etc.

3. Sumptuous food; delicacies. [Obs.]
   --Cotton.

   Regalia of a church, the privileges granted to it by kings; sometimes, its patrimony.
   --Brande & C.