[ dek-uh-pod ]
/ ˈdɛk əˌpɒd /
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any crustacean of the order Decapoda, having five pairs of walking legs, including the crabs, lobsters, crayfish, prawns, and shrimps.
any dibranchiate cephalopod having ten arms, as the cuttlefish or squid.
(initial capital letter) a steam locomotive having a two-wheeled front truck, ten driving wheels, and no rear truck.


belonging or pertaining to the decapods.
having ten feet or legs.



In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.

Origin of decapod

First recorded in 1825–35, decapod is from the New Latin word Decapoda name of the order. See deca-, -pod
de·cap·o·dan [duh-kap-uh-dn], /dəˈkæp ə dn/, adjective, nounde·cap·o·dous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for decapod

/ (ˈdɛkəˌpɒd) /


any crustacean of the mostly marine order Decapoda, having five pairs of walking limbs: includes the crabs, lobsters, shrimps, prawns, and crayfish
any cephalopod mollusc of the order Decapoda, having a ring of eight short tentacles and two longer ones: includes the squids and cuttlefish


of, relating to, or belonging to either of these orders
(of any other animal) having ten limbs
decapodal (dɪˈkæpədəl), decapodan or decapodous, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for decapod

[ dĕkə-pŏd′ ]

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.
A cephalopod mollusk, such as a squid or cuttlefish, having ten armlike tentacles.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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