from the GNU version of the Collaborative International Dictionary of English
- n.pl. See xiphura.
from The Century Dictionary and Cyclopedia
- n. Same as Xiphisura: in this form, in Lankester's classification, brought under Arachnida as one of three orders (the other two being Eurypterina and Trilobitæ) brigaded under the name Delobranchia.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. horseshoe crabs and extinct forms
Sorry, no etymologies found.