celebrant vs rector

celebrant

noun
  • A person who officiates at a religious ceremony, especially a marriage or the Eucharist. 

  • A person who is celebrating something. 

  • A person who conducts formal ceremonies in the community, particularly weddings, baby namings, renewals of wedding vows and funerals. 

rector

noun
  • In the Roman Catholic Church, a cleric with managerial as well as spiritual responsibility for a church or other institution. 

  • A headmaster in various educational institutions, e.g. a university. 

  • A priest or bishop who is in charge of a parish or in an administrative leadership position in a theological seminary or academy. 

  • In the Anglican Church, a cleric in charge of a parish and who owns the tithes of it. 

  • In a Protestant church, a pastor in charge of a church with administrative and pastoral leadership combined. 

  • An official in Scottish universities who heads the university court and is elected by and represents the student body. 

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