ablution vs car wash

ablution

noun
  • Washing oneself; bathing, cleaning oneself up. 

  • Originally, the purifying of oils and other substances by emulsification with hot water; now more generally, a thorough cleansing of a precipitate or other non-dissolved substance. 

  • The liquid used in the cleansing or ablution. 

  • The location or building where the showers and basins are located. 

  • The act of washing or cleansing the body, or some part of it, as a religious rite. 

  • The rinsing of the priest's hand and the sacred vessel following the Communion with, depending on rite, water or a mix of it and wine, which may then be drunk by the priest. 

  • The ritual consumption by the deacon or priest of leftover sacred wine of host after the Communion. 

car wash

noun
  • An instance of washing a car, especially such a place. 

  • An event at which people (often students) wash cars, often for a small fee or donation 

  • A place at which a car is washed, usually for a fee and often mechanically by driving the car through a tunnel. 

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