crustáceo
crustacean
noun kroos-TAH-seh-oh Rare
Origin: From Latin crusta (shell, crust).
Usage Note
Crustáceo is the zoological class covering shrimp, crabs, lobsters, barnacles, and similar arthropods with a hard exoskeleton. In everyday Spanish it is used both technically and casually when discussing seafood. The adjective crustáceo can also describe something crust-like. The plural crustáceos is standard and regular.
Examples
"Los crustáceos son muy comunes en este mar."
Natural Translation
Crustaceans are very common in this sea.

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