What does the word gamut mean?

Usage examples for gamut

  1. Loaysa complied with his desire, and assured him that among all the pupils he had ever taught, he had not known one with a finer ear; and yet the poor negro could never, to the end of his days, have learned the gamut. – The Exemplary Novels of Cervantes by Miguel de Cervantes Saavedra
  2. " I have known him since we were boys together," the other replied, with a slight dry cough, which was the highest note of his limited emotional gamut. – The Firm of Girdlestone by Arthur Conan Doyle
  3. He was, therefore, going to find himself some manner or means of preventing Mrs. Bagley from running the gamut of all available information. – The Fourth R by George Oliver Smith