ceramic vs pottery

ceramic

noun
  • A hard, brittle, inorganic, nonmetallic material, usually made from a material, such as clay, then firing it at a high tempature. 

  • An object made of this material 

adj
  • Made of material produced by the high-temperature firing of inorganic, nonmetallic rocks and minerals. 

pottery

noun
  • Fired ceramic wares that contain clay when formed. 

  • The potter's craft or art: making vessels from clay. 

  • A potter's shop or workshop, where pottery is made. 

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