cochlea vs volute

cochlea

noun
  • A spiral-shaped shell, especially that of a snail. 

  • The complex, spirally coiled, tapered cavity of the inner ear of higher vertebrates, which contains the organ of Corti and in which sound vibrations are converted into nerve impulses. 

volute

noun
  • The spirals or whorls on a gastropod's shell. 

  • The casing in a centrifugal pump, whose shape is somewhat similar to architectural volutes. 

  • A scroll-shaped carving at the tuning head of a stringed musical instrument, similar to architectural volutes. 

  • The characteristic spiral curve on an Ionic capital, widely copied in other styles and in neoclassical architecture. 

  • Any marine gastropod of the family Volutidae. 

  • A spiral or scroll form. 

adj
  • Of a spring: having a spiral curve on its tail. 

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