air conditioning vs cooling

air conditioning

noun
  • The state of temperature and humidity produced by an air conditioner. 

  • An air conditioner or system of air conditioners. 

cooling

noun
  • A decrease in temperature. 

  • Refrigeration. 

adj
  • That cools. 

  • . Of food or medicine, according to traditional Chinese medicine: serving to cool or calm the body. 

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