abluent vs dry cleaner

abluent

noun
  • A detergent. 

adj
  • Washing away; carrying off impurities; detergent. 

dry cleaner

noun
  • A person whose business is the dry cleaning of clothes and other fabrics. 

  • A business establishment that engages in the dry cleaning of clothes and other fabrics. 

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