crus·ta·cean

[kruh-stey-shuhn]
noun
1.
any chiefly aquatic arthropod of the class Crustacea, typically having the body covered with a hard shell or crust, including the lobsters, shrimps, crabs, barnacles, and wood lice.
adjective
2.
belonging or pertaining to the crustaceans.

Origin:
1825–35; < Neo-Latin Crustace(a) (neuter plural) hard-shelled ones (see crust, -acea) + -an

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To crustaceans
Collins
World English Dictionary
crustacean (krʌˈsteɪʃən) [Click for IPA pronunciation guide]
 
n
1.  any arthropod of the mainly aquatic class Crustacea, typically having a carapace hardened with lime and including the lobsters, crabs, shrimps, woodlice, barnacles, copepods, and water fleas
 
adj
2.  of, relating to, or belonging to the Crustacea
 
[C19: from New Latin crūstāceus hard-shelled, from Latin crūsta shell, crust]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Crustaceans is always a great word to know.
So is lollapalooza. Does it mean:
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
a stew of meat, vegetables, potatoes, etc.
Etymonline
Word Origin & History

crustacean
1835, from Mod.L. Crustacea the class name (q.v.).
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Science Dictionary
crustacean   (krŭ-stā'shən)  Pronunciation Key 
Any of various widespread arthropods of the class Crustacea that live mostly in water and have a hard shell, a segmented body, and jointed appendages. Crustaceans include crabs, lobsters, shrimp, barnacles, and copepods.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
American Heritage
Cultural Dictionary
crustacean [(kru-stay-shuhn)]

A class of arthropods with shells.

Note: Crabs, lobsters, shrimp, and crayfish are crustaceans.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Example sentences
They should be out right now, green nets trawling for cash in crustaceans.
Fossil find sheds light on how jointed legs of insects, spiders and crustaceans
  might have originated.
It's actually pretty neat, the designers modelled it on the vision system used
  by lobsters and other crustaceans.
New laws around the world protect crustaceans' rights--and make it illegal to
  boil them alive.
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT