decapod

[dek-uh-pod]
noun
1.
any crustacean of the order Decapoda, having five pairs of walking legs, including the crabs, lobsters, crayfish, prawns, and shrimps.
2.
any dibranchiate cephalopod having ten arms, as the cuttlefish or squid.
3.
(initial capital letter) a steam locomotive having a two-wheeled front truck, ten driving wheels, and no rear truck. See table under Whyte classification.
adjective
4.
belonging or pertaining to the decapods.
5.
having ten feet or legs.

Origin:
1825–35; < Neo-Latin Decapoda name of the order. See deca-, -pod

decapodan [duh-kap-uh-dn] , adjective, noun
decapodous, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
decapod (ˈdɛkəˌpɒd)
 
n
1.  any crustacean of the mostly marine order Decapoda, having five pairs of walking limbs: includes the crabs, lobsters, shrimps, prawns, and crayfish
2.  any cephalopod mollusc of the order Decapoda, having a ring of eight short tentacles and two longer ones: includes the squids and cuttlefish
 
adj
3.  of, relating to, or belonging to either of these orders
4.  (of any other animal) having ten limbs
 
decapodal
 
adj
 
de'capodan
 
adj
 
de'capodous
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

decapod
1835 as a type of crustacean having 10 legs, from Fr. décapode (1806), from Mod.L. Decapoda (animalia), from Gk. dekapoda, neut. pl. of dekapous "ten-footed." From 1888 as a type of locomotive.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
decapod   (děk'ə-pŏd')  Pronunciation Key 
  1. Any of various crustaceans of the order Decapoda, characteristically having ten legs, each joined to a segment of the thorax. Crabs, hermit crabs, lobsters, and shrimp are decapods.

  2. A cephalopod mollusk, such as a squid or cuttlefish, having ten armlike tentacles.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Technically it is a decapod crustacean, related to lobsters, shrimps and crabs.
Red king crabs are a member of a superfamily of decapod crustaceans also know as stone crabs.
King crabs, also called stone crabs, are a family of decapod crustaceans mainly found in cold seas.
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