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.
- de·cap·o·dan [duh-kap-uh-dn], /dəˈkæp ə dn/, adjective, noun
- de·cap·o·dous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use decapod in a sentence
Some of them have ten of these arms, and are called decapods; the rest have only eight and are known as octopods.The Animal World, A Book of Natural History | Theodore Wood
In decapods, or the larger Crustacea, they are at the base of the antennules.The Sea-beach at Ebb-tide | Augusta Foote Arnold
Other allied species are found on Hermit Crabs and other Decapods.The Life of Crustacea | William Thomas Calman
Decapoda—decapods, the ten-armed cuttlefishes, or calamaries, and the squids.Zoology: The Science of Animal Life | Ernest Ingersoll
The lining membrane of the gill chambers also appears to aid in respiration as in other terrestrial Decapods.The Life of Crustacea | William Thomas Calman
British Dictionary definitions for decapod
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
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.