pea crab

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noun

any of several tiny crabs of the family Pinnotheridae, the female of which lives as a commensal in the shells of bivalve mollusks.

Nearby words

  1. pea,
  2. pea aphid,
  3. pea bean,
  4. pea coal,
  5. pea coat,
  6. pea green,
  7. pea jacket,
  8. pea rifle,
  9. pea soup,
  10. pea tree

Origin of pea crab

First recorded in 1830–40

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for pea crab

pea crab

noun

any of various globular soft-bodied crabs of the genus Pinnotheres and related genera that live commensally in the mantles of certain bivalves
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012