catgut vs chord

catgut

noun
  • The material from which such cords are made. 

  • A sort of linen or canvas, with wide interstices. 

  • A cord of great toughness made from the intestines of animals, especially of sheep, used for strings of musical instruments, racquets, sutures etc. 

  • Tephrosia virginiana (goat's rue, devil's shoestring). 

chord

noun
  • A cord. 

  • A straight line between two points of a curve. 

  • A section of subsidiary railway track that interconnects two primary tracks that cross at different levels, to permit traffic to flow between them. 

  • The distance between the leading and trailing edge of a wing, measured in the direction of the normal airflow. 

  • A keyboard shortcut that involves two or more distinct keypresses, such as Ctrl+M followed by P. 

  • An imaginary line from the luff of a sail to its leech. 

  • A harmonic set of three or more notes that is heard as if sounding simultaneously. 

  • A horizontal member of a truss. 

  • An edge that is not part of a cycle but connects two vertices of the cycle. 

  • The string of a musical instrument. 

verb
  • To write chords for. 

  • To provide with musical chords or strings; to string; to tune. 

  • To accord; to harmonize together. 

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