trichobothrium

/T R AH0 K OW0 B AA1 TH R IY0 AH0 M/
noun
  1. 1

    An elongate external seta, present in many arachnids and various orders of insects, including Hemiptera and Thysanoptera. They function in the detection of airborne vibrations and air currents, including near-field sounds of central importance to their hearing and communication.

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