ciborium vs pantheon

ciborium

noun
  • A fixed vaulted canopy over a Christian altar, supported on four columns. 

  • A covered receptacle for holding the consecrated wafers of the Eucharist. 

pantheon

noun
  • A temple dedicated to all the gods. 

  • All the gods of a particular people or religion, particularly the ancient Greek gods residing on Olympus, considered as a group. 

  • A category or classification denoting the most honored persons of a group. 

How often have the words ciborium and pantheon occurred in a corpus of books? (source: Google Ngram Viewer )