Trichobothrium

Pronunciation
/trik-oh-BOTH-ree-um/
Category
Anatomy
Singular
Trichobothrium
Plural
Trichobothria

Definition

A type of sensory hair found on arachnids and certain insects, sensitive to mechanical vibrations and air currents.

Etymology

From Greek 'tricho-', meaning 'hair', and 'bothrion', meaning 'pit' or 'cavity'.

Example

Trichobothria on the legs of spiders help them detect the movements of prey or predators.

Synonyms

  • Sensory hair
  • Mechanoreceptor hair

Related Terms

Usage Notes

Trichobothria are extremely sensitive and play a crucial role in the behavior and survival of many arachnids and insects.