basilica vs sacrarium

basilica

noun
  • A Christian church building having a nave with a semicircular apse, side aisles, a narthex and a clerestory. 

  • A Roman Catholic church or cathedral with basilican status, an honorific status granted by the pope to recognize its historical, architectural, or sacramental importance. 

sacrarium

noun
  • The area surrounding the altar of a Christian church; the sanctuary or piscina. Sometimes specifically a drain directly to the earth, perhaps including reference to a basin, for washing vessels from consecration. 

  • In Ancient Rome, a place where sacred objects were kept, either in a temple (the adytum) or in a house (holding the penates) 

  • The complex sacrum of any bird. 

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