Crustaceans: meaning, definitions and examples

This term is used in scientific and academic discussions referring to a large group of arthropods that include crabs, lobsters, crayfish, and shrimps.

• Crustaceans have a hard exoskeleton and jointed limbs.
• Scientists are studying the habitat of different crustaceans.

Best used when talking about edible aquatic creatures with shells like crustaceans and mollusks. Often used in culinary and dietary contexts.

• She is allergic to shellfish, so she avoids shrimp and crabs.
• Shellfish can be found in many traditional recipes.

Commonly used when referring to marine animals consumed as food. This term is more general and includes fish as well as shellfish and other edible sea creatures.

• He ordered a seafood platter that included shrimps and oysters.
• Seafood is a major source of protein in coastal regions.

Suitable for use in scientific contexts when discussing a broader category that includes not only crustaceans but also other similar creatures.

• Marine arthropods play a crucial role in the ocean's ecosystem.
• The study focused on the evolutionary traits of marine arthropods.

General term used to refer to a large group of animals that includes crabs, lobsters, shrimp, and other similar creatures. This word is appropriate for scientific discussions or general descriptions that encompass the entire group.

• Crustaceans play a vital role in marine ecosystems.
• The study focused on the dietary habits of various crustaceans.

A scientific term that refers to a broader category that includes crustaceans as well as other water-dwelling arthropods, such as certain types of insects. This phrase is more technical and suitable for academic or scientific discussions.

• Aquatic arthropods exhibit diverse behaviors and adaptations.
• The research paper explored the evolutionary history of aquatic arthropods.

Specific terms used to mention these well-known types of crustaceans. These words are useful in casual conversation, culinary contexts, or when the focus is solely on these two animals.

• For dinner, we enjoyed crabs and lobsters with garlic butter.
• Crabs and lobsters are often featured in coastal cuisines.