What is Stridency?
Stridency definition and meaning on Dictionary terms:
making or having a harsh sound; grating; creaking: strident insects; strident hinges.
having a shrill, irritating quality or character: a strident tone in his writings.
Linguistics. (in distinctive feature analysis) characterized acoustically by noise of relatively high intensity, as sibilants, labiodental and uvular fricatives, and most affricates.