brisket vs thorax

brisket

noun
  • The chest of an animal. 

  • A cut of meat taken from the chest, especially from the section under the first five ribs. 

thorax

noun
  • The region of the mammalian body between the neck and abdomen as well as the cavity containing the heart and lungs. 

  • The middle of three distinct divisions in an insect, crustacean or arachnid body to which the legs are attached. 

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