Wiktionary
chelicerate
a. of, relating to, or belong to the Chelicerata subphylum of arachnids, horseshoe crabs etc n. Any member of such group of animals
WordNet
chelicerate
adj. of or relating to or resembling chelicerae [syn: cheliceral]
Usage examples of "chelicerate".
We knew, for example, just four conventional types of arthropod: trilobites (now extinct), chelicerates (spiders, scorpions), crustaceans (crabs, shrimp), and uniramians (insects and others).