Definitions
from The Century Dictionary.
- A group of articulated animals to which various values and limits have been assigned.
from the GNU version of the Collaborative International Dictionary of English.
- proper noun plural (Zoöl.) A class of Arthropoda, allied to the Crustacea. It includes the trilobites, Eurypteroidea, and Limuloidea. All are extinct except the horseshoe crabs (Limulus) of the last group. See
limulus .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- proper noun A taxonomic
class within thephylum Arthropoda — thehorseshoe crabs .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun used in some classifications; includes the orders Xiphosura and Eurypterida
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From Ancient Greek μέρος (meros, "part") + στόμα (stoma, "mouth").
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Examples
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