chelicerate

chelicera

[kuh-lis-er-uh]
noun, plural chelicerae [kuh-lis-uh-ree] .
one member of the first pair of usually pincerlike appendages of spiders and other arachnids.
Compare pedipalp.


Origin:
1825–35; < Neo-Latin, equivalent to cheli- cheli- + Greek kér(as) horn + Latin -a feminine noun ending

cheliceral, adjective
chelicerate [kuh-lis-uh-reyt, -er-it] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
chelicera (kɪˈlɪsərə)
 
n , pl -erae
one of a pair of appendages on the head of spiders and other arachnids: often modified as food-catching claws
 
[C19: from New Latin, from French chélicère, from chél- see chela1 + -cère from Greek keras horn]
 
che'liceral
 
adj

chelicerate (kɪˈlɪsəˌreɪt)
 
adj
1.  of, relating to, or belonging to the Chelicerata, a subphylum of arthropods, including arachnids and the horseshoe crab, in which the first pair of limbs are modified as chelicerae
 
n
2.  any arthropod belonging to the Chelicerata

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
chelicerate   (kə-lĭs'ər-āt', -ĭt)  Pronunciation Key 
Any of various, mostly terrestrial arthropods of the subphylum Chelicerata, having a body divided into two main parts: a cephalothorax and an abdomen. Chelicerates have specialized feeding appendages (chelicerae) and lack antennae. Chelicerates include the arachnids and merostomes (horseshoe crabs) and are closely related to the extinct trilobites.
The American Heritage® Science Dictionary
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