river crab

noun

Definition of river crab

1 : a freshwater crab of the family Potamonidae especially : a common crab (Potamon fluviatile) of flowing waters of southern Europe
2 : a Central American grapsid crab (Platychirograpsus typicus) living in burrows along riverbanks

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Cite this Entry

“River crab.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/river%20crab. Accessed 9 Dec. 2021.

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