Stridulation meaning

A high-pitched chirping, grating, hissing, or squeaking sound, as male crickets and grasshoppers make by rubbing certain body parts together.
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Origin of stridulation

  • 1838, from earlier term stridulous; from Latin strīdulus (“giving a shrill sound, creaking”), from strīdō (“utter a shrill or harsh sound; creak, shriek, grate, hiss”).

    From Wiktionary