What does "chelicera" mean?

Either of the prehensile claws found on the proboscis of chelicerates (horseshoe crabs, sea spiders and arachnids).

How do you pronounce "chelicera"?

Pronounced //kəˈlɪ.sə.ɹə//.

Common synonyms include: anatomical feature, appendages, fang, mouthpart anatomy, mouthparts, pincer.

/kəˈlɪ.sə.ɹə/ noun

noun ·Rare ·Advanced level

Noun

1
Either of the prehensile claws found on the proboscis of chelicerates (horseshoe crabs, sea spiders and arachnids).
2
either of the first pair of fang-like appendages near the mouth of an arachnid; often modified for grasping and piercing wordnet

From New Latin chēlicera, from Ancient Greek χηλή (khēlḗ, “jawbone”) + κέρας (kéras, “horn”).