Definitions

1. adjective

Relating to or resembling the chelicerae, a pair of appendages found in arachnids and some other arthropods, typically used for grasping or piercing.

“The cheliceral structure of the spider’s mouthparts is crucial for its feeding behavior.”

2. noun

A cheliceral appendage, especially in arachnids.

“The cheliceral structures of the tarantula are highly modified and used for injecting venom.”