auricular vs transonic

auricular

adj
  • Of or pertaining to the sense of hearing. 

  • Pertaining to a style of ornamental decoration, originating in Northern Europe in the first half of the 17th century, that uses softly flowing abstract shapes in relief some of which bear a resemblance to the human ear; commonly used in silverware, picture frames, and architecture. 

  • Told to the ear; told privately. 

  • Recognized by the ear; understood by the sense of hearing. 

  • Of or pertaining to the ear. 

  • Pertaining to the auricles of the heart. 

noun
  • The ear. 

  • The little finger, the outermost and smallest finger of the hand. 

transonic

adj
  • Passing from subsonic to supersonic, or vice versa. 

  • Travelling through a fluid (commonly air) at a speed where regions of supersonic and subsonic flow coexist simultaneously over different portions of the surface of the moving object in question. 

  • Just below, or just above the speed of sound (0.8 < Ma < 1.2 approximately). 

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