making or having a harsh sound; grating; creaking: strident insects; strident hinges.
2.
having a shrill, irritating quality or character: a strident tone in his writings.
3.
Linguistics. (in distinctive feature analysis) characterized acoustically by noise of relatively high intensity, as sibilants, labiodental and uvular fricatives, and most affricates.
Origin: 1650–60; < Latinstrīdent- (stem of strīdēns), present participle of strīdēre to make a harsh noise; see -ent
1656, from Fr. strident, from L. stridentem (nom. stridens), prp. of stridere "utter an inarticulate sound, grate, screech," possibly of imitative origin.