chelicera
/kəˈlɪsərə/
noun
- One of a pair of small, pincer-like mouthparts found in arachnids (such as spiders, scorpions, and mites) and some other arthropods, used for grasping, cutting, or injecting venom.
- The spider used its chelicera to inject venom into the insect.
- Under the microscope, the scorpion's chelicera looked like tiny claws.
- Mites have chelicera that are adapted for piercing and sucking plant juices.