aerophone vs recorder

aerophone

noun
  • Any musical instrument which produces sound primarily by causing a body of air to vibrate, without the use of strings or membranes, and without the vibration of the instrument itself adding considerably to the sound. 

recorder

noun
  • A musical instrument of the woodwind family; a type of fipple flute, a simple internal duct flute. 

  • A judge in a municipal court. 

  • An apparatus for recording; a device which records. 

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