/ ˈstraɪdnt; NAmE / adjective
1.
having a loud, rough and unpleasant sound :
a strident voice
strident music
2.
aggressive and determined :
He is a strident advocate of nuclear power.
strident criticism
► stri·dency / ˈstraɪdənsi; NAmE / noun [ U ]
► stri·dent·ly adverb
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WORD ORIGIN
mid 17th cent.: from Latin strident- creaking, from the verb stridere .