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crustaceous

[kruh-stey-shuh s] /krʌˈsteɪ ʃəs/
adjective
1.
of the nature of or pertaining to a crust or shell.
3.
having a hard covering or crust.
Origin
1640-1650
1640-50; < New Latin crūstāceus (adj.) hard-shelled. See crustacean, -aceous
Related forms
noncrustaceous, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for crustaceous

crustacean

/krʌˈsteɪʃən/
noun
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
adjective
2.
of, relating to, or belonging to the Crustacea
Word Origin
C19: from New Latin crūstāceus hard-shelled, from Latin crūsta shell, crust

crustaceous

/krʌˈsteɪʃəs/
adjective
1.
forming, resembling, or possessing a surrounding crust or shell
2.
(zoology) another word for crustacean (sense 2)
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
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