countertenor vs treble

countertenor

noun
  • male singing voice far higher than the typical male vocal range 

  • a part or section performing a countermelody against the tenor or main part 

  • adult male singer who uses head tone or falsetto to sing far higher than the typical male vocal range 

treble

noun
  • The highest singing voice (especially as for a boy) or part in musical composition. 

  • Any high-pitched or shrill voice or sound. 

  • Any of the narrow areas enclosed by the two central circles on a dartboard, worth three times the usual value of the segment. 

  • Three goals, victories, awards etc. in a given match or season. 

  • The highest tuned in a ring of bells. 

  • A person or instrument having a treble voice or pitch; a boy soprano. 

adj
  • Pertaining to the highest singing voice or part in harmonized music; soprano. 

  • High in pitch. 

verb
  • To utter in a treble key; to whine. 

  • To make a shrill or high-pitched noise. 

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