from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See horseshoe crab.
from the GNU version of the Collaborative International Dictionary of English
- n. 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.
from The Century Dictionary and Cyclopedia
- n. The representative genus of Limulidæ.
- n. [lowercase] Any crustacean of the genus Limulus.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. type genus of the family Limulidae
Latin līmulus, sidelong (from its motion), diminutive of līmus.(American Heritage® Dictionary of the English Language, Fourth Edition)