Definition of polyp noun from the Oxford Advanced Learner's Dictionary

     

    polyp

     noun
    noun
    BrE BrE//ˈpɒlɪp//
     
    ; NAmE NAmE//ˈpɑːlɪp//
     
    Invertebrates
     
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  1. 1 (medical) a small lump that grows inside the body, especially in the nose, that is caused by disease but is usually harmless
  2. 2 a small and very simple sea creature with a body shaped like a tube See related entries: Invertebrates
  3. Word Origin late Middle English (in sense (1)): from Old French polipe, from Latin polypus, from a variant of Greek polupous ‘cuttlefish, polyp’, from polu- ‘many’ + pous, pod- ‘foot’. Sense (2) dates from the mid 18th cent.
See the Oxford Advanced American Dictionary entry: polyp