deca·​pod | \ ˈde-kə-ˌpäd How to pronounce decapod (audio) \

Definition of decapod

1 : any of an order (Decapoda) of crustaceans (such as shrimp, lobsters, and crabs) with five pairs of thoracic appendages one or more of which are modified into pincers, with stalked eyes, and with the head and thorax fused into a cephalothorax and covered by a carapace
2 : any of the cephalopod mollusks (orders Sepioidea and Teuthoidea) with 10 arms including cuttlefishes, squids, and related forms

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Illustration of decapod

decapod 1

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Other Words from decapod

decapod adjective
decapodan \ di-​ˈka-​pə-​dən How to pronounce decapod (audio) \ adjective or noun
decapodous \ di-​ˈka-​pə-​dəs How to pronounce decapod (audio) \ adjective

Examples of decapod in a Sentence

Recent Examples on the Web But the survivors of this catastrophe—including decapods—thrived in the aftermath. National Geographic, "How did crabs evolve 'crabbiness'? It's complicated.," 24 Apr. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'decapod.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of decapod

1826, in the meaning defined at sense 1

History and Etymology for decapod

New Latin Decapoda, from deca- + -poda -pod

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Time Traveler for decapod

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The first known use of decapod was in 1826

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Cite this Entry

“Decapod.” Dictionary, Merriam-Webster, Accessed 21 Apr. 2021.

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