shellfish
noun
shell·fish ˈshel-ˌfish 
: an aquatic invertebrate animal with a shell
especially : an edible mollusk or crustacean
Example Sentences
lobsters, crabs, and other shellfish
Recent Examples on the Web In addition to the green bays and ponds, the nutrient loading destroyed all the eelgrass, habitat for the Cape’s signature shellfish and scallops. 
Keely Larson, The New Republic, 31 Aug. 2022 This version pairs the elegant shellfish with a clever pretzel crust for an easy party food recipe that's both elegant and fun. Wini Moranville, Better Homes & Gardens, 26 Aug. 2022 The longer the shrimp are left in the broth, the more flavor the shellfish will absorb. Mackensy Lunsford, USA TODAY, 11 June 2022 If gulping down the freshest raw shellfish evokes the experience of plunging into a bracing ocean wave, Blamey’s iteration, one recent evening, managed to double down on that sensation. Hannah Goldfield, The New Yorker, 20 May 2022 Grown in underwater trays and lines, the shellfish are suspended far enough below the surface but off of the seafloor to protect from predators and contaminants. J.d. Simkins, Sunset Magazine, 17 May 2022 But the food itself — clams and various shellfish, sweet corn and new potatoes, all showered with Old Bay Seasoning — plus the way it is served in a big pile at the center of the table, bring carefree, summertime joy indoors, too. Ellie Krieger, Washington Post, 25 Aug. 2022 Mar Rustico Also owned by Curiel and Covarrubias, this fresh ceviche stand sells raw shellfish and five regional varieties of ceviche, a Latin American dish made with raw seafood cured in fresh citrus juice. Pam Kragen, San Diego Union-Tribune, 5 Aug. 2022 The chemicals can accumulate in the bodies of fish, shellfish, livestock, dairy and game animals that people eat, according to the report. Sandee Lamotte, CNN, 28 July 2022 See More
Keely Larson, The New Republic, 31 Aug. 2022 This version pairs the elegant shellfish with a clever pretzel crust for an easy party food recipe that's both elegant and fun. Wini Moranville, Better Homes & Gardens, 26 Aug. 2022 The longer the shrimp are left in the broth, the more flavor the shellfish will absorb. Mackensy Lunsford, USA TODAY, 11 June 2022 If gulping down the freshest raw shellfish evokes the experience of plunging into a bracing ocean wave, Blamey’s iteration, one recent evening, managed to double down on that sensation. Hannah Goldfield, The New Yorker, 20 May 2022 Grown in underwater trays and lines, the shellfish are suspended far enough below the surface but off of the seafloor to protect from predators and contaminants. J.d. Simkins, Sunset Magazine, 17 May 2022 But the food itself — clams and various shellfish, sweet corn and new potatoes, all showered with Old Bay Seasoning — plus the way it is served in a big pile at the center of the table, bring carefree, summertime joy indoors, too. Ellie Krieger, Washington Post, 25 Aug. 2022 Mar Rustico Also owned by Curiel and Covarrubias, this fresh ceviche stand sells raw shellfish and five regional varieties of ceviche, a Latin American dish made with raw seafood cured in fresh citrus juice. Pam Kragen, San Diego Union-Tribune, 5 Aug. 2022 The chemicals can accumulate in the bodies of fish, shellfish, livestock, dairy and game animals that people eat, according to the report. Sandee Lamotte, CNN, 28 July 2022 See More Word History
First Known Use
before the 12th century, in the meaning defined above
Kids Definition
shellfish
noun
shell·fish ˈshel-ˌfish
plural shellfish
: an invertebrate animal (as a clam or lobster) that has a hard outer shell and lives in water