crustacean
noun
crus·ta·cean
ˌkrə-ˈstā-shən 
: any of a large class (Crustacea) of mostly aquatic mandibulate arthropods that have a chitinous or calcareous and chitinous exoskeleton, a pair of often much modified appendages on each segment, and two pairs of antennae and that include the lobsters, shrimp, crabs, wood lice, water fleas, and barnacles
crustacean
adjective
Examples of crustacean in a Sentence
Recent Examples on the Web
Driven by last summer's drought, extreme heat, saltwater intrusion on the Mississippi River and a hard winter freeze, the nation’s top producer of crawfish harvested a fraction of what is typical of the tiny crustaceans in a season — with tens of thousands of acres lost or failing.
—
Sara Cline, Quartz, 22 Mar. 2024
Louisiana is the nation’s top producer of the crustaceans that are a staple in Gulf Coast cuisine.
—Meghan Overdeep, Southern Living, 7 Mar. 2024
Within them, researchers spotted squat lobsters, sea urchins, and small crustaceans known as amphipods.
—Priya Shukla, Forbes, 24 Feb. 2024
The seafood is so popular in California that a new bill called AB 1797 is set out to make the Dungeness crab the official state crustacean—and for good reason.
—Kelsey Mulvey, Sunset Magazine, 31 Jan. 2024
In this way, the tiny crustaceans can become invisible.
—Carlyn Kranking, Smithsonian Magazine, 26 Dec. 2023
Despite spring rain and the crawfish shortage, vendors at the festival were slinging droves of Styrofoam boxes filled with tasty red crustaceans, fixings and dipping sauce.
—Sara Cline, Quartz, 22 Mar. 2024
Their diet consists of small fish, mollusks, crustaceans and sometimes bigger species like dolphins or sea lions.
—Clare Mulroy, USA TODAY, 22 Mar. 2024
But in studies of organisms as diverse as crustaceans, sea slugs and now possibly snakes, researchers are finding that interactions with neuromodulators and other chemicals can modulate the activity that a circuit evokes, leading the same networks of cells to produce markedly different behaviors.
—Quanta Magazine, 11 Mar. 2024
Sara Cline, Quartz, 22 Mar. 2024
Louisiana is the nation’s top producer of the crustaceans that are a staple in Gulf Coast cuisine.
—Meghan Overdeep, Southern Living, 7 Mar. 2024
Within them, researchers spotted squat lobsters, sea urchins, and small crustaceans known as amphipods.
—Priya Shukla, Forbes, 24 Feb. 2024
The seafood is so popular in California that a new bill called AB 1797 is set out to make the Dungeness crab the official state crustacean—and for good reason.
—Kelsey Mulvey, Sunset Magazine, 31 Jan. 2024
In this way, the tiny crustaceans can become invisible.
—Carlyn Kranking, Smithsonian Magazine, 26 Dec. 2023
Despite spring rain and the crawfish shortage, vendors at the festival were slinging droves of Styrofoam boxes filled with tasty red crustaceans, fixings and dipping sauce.
—Sara Cline, Quartz, 22 Mar. 2024
Their diet consists of small fish, mollusks, crustaceans and sometimes bigger species like dolphins or sea lions.
—Clare Mulroy, USA TODAY, 22 Mar. 2024
But in studies of organisms as diverse as crustaceans, sea slugs and now possibly snakes, researchers are finding that interactions with neuromodulators and other chemicals can modulate the activity that a circuit evokes, leading the same networks of cells to produce markedly different behaviors.
—Quanta Magazine, 11 Mar. 2024
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'crustacean.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Crustacean.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/crustacean. Accessed 24 Apr. 2024.
Copy CitationKids Definition
crustacean
noun
crus·ta·cean
ˌkrəs-ˈtā-shən
: any of a large class of mostly water-dwelling arthropods (as lobsters, shrimps, crabs, wood lice, water fleas, and barnacles) having an exoskeleton of chitin or chitin and a compound of calcium
crustacean
adjective
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