Search Result for "horseshoe crab":
Wordnet 3.0

NOUN (1)

1. large marine arthropod of the Atlantic coast of North America having a domed carapace that is shaped like a horseshoe and a stiff pointed tail; a living fossil related to the wood louse;
[syn: horseshoe crab, king crab, Limulus polyphemus, Xiphosurus polyphemus]


The Collaborative International Dictionary of English v.0.48:

Limulus \Lim"u*lus\ (l[i^]m"[-u]*l[u^]s), n.; pl. Limuli (-l[imac]). [L., dim. of limus sidelong, askance.] (Zool.) The only existing genus of Merostomata. It includes only a few species from the East Indies, and one (Limulus polyphemus) from the Atlantic coast of North America. Called also Molucca crab, king crab, horseshoe crab, and horsefoot. [1913 Webster]
WordNet (r) 3.0 (2006):

horseshoe crab n 1: large marine arthropod of the Atlantic coast of North America having a domed carapace that is shaped like a horseshoe and a stiff pointed tail; a living fossil related to the wood louse [syn: horseshoe crab, king crab, Limulus polyphemus, Xiphosurus polyphemus]