D defs.my
Entry 2 senses Webster, 1913

Ciborium

· Ci·bo·ri·um · IPA /sɪˈbɔəɹɪəm/
01 n. A canopy usually standing free and supported on four columns, covering the high altar, or, very rarely, a secondary altar.
pl. Ciboria ((#))
  1. 1.
    A canopy usually standing free and supported on four columns, covering the high altar, or, very rarely, a secondary altar.(Arch.)
  2. 2.
    The coffer or case in which the host is kept; the pyx.(R. C. Ch.)