pedipalp

 
Pronunciation: /ˈpɛdɪpalp, ˈpiːdɪpalp/

noun

Zoology
  • each of the second pair of appendages attached to the cephalothorax of most arachnids. They are variously specialized as pincers in scorpions, sensory organs in spiders, and locomotory organs in horseshoe crabs.

Origin:

early 19th century: from modern Latin pedipalpi (plural), from Latin pes, ped- 'foot' + palpus 'palp'