| Definitions from the WebChelicerousDefinitionChelicerous refers to the presence of chelicerae, which are specialized appendages near the mouth of certain arthropods, particularly arachnids. Senses
        Relating to or possessing chelicerae. Usage
        The spider's chelicerous mouthparts helped it capture and immobilize its prey.The scorpion's chelicerous claws were used for grasping and tearing its food.Chelicerous arachnids, such as spiders and ticks, have characteristic mouth structures. Related Products |