What is the meaning of the word "stridency"?

Definitions:

  1. The quality of being forcefully and irritatingly assertive or insistent. copy to clipboard NOUN
    • The stridency of his political speeches often alienated potential supporters. copy to clipboard
  2. The quality of being loud, harsh, and grating to the ear. copy to clipboard NOUN
    • The stridency of the alarm clock jolted her awake every morning. copy to clipboard

Synonyms: