Definition of urchin in English:


Line breaks: ur¦chin
Pronunciation: /ˈəːtʃɪn


  • 2 dialect A hedgehog.
    More example sentences
    • The name sea urchin comes from an old English meaning of urchin: hedgehog.
  • 3 short for sea urchin.
    More example sentences
    • Kids also enjoy the tide pool touch tank filled with sea stars, urchins, and horseshoe crabs.
    • Animals examined as part of the study include deep-ocean sea cucumbers, urchins and brittle stars.
    • You will often find species of shrimp living on urchins and starfish in the tropics and, if you look carefully, might also find very small hermit crabs adopting the same behaviour, particularly on starfish.


Middle English hirchon, urchon 'hedgehog', from Old Northern French herichon, based on Latin hericius 'hedgehog'.

More definitions of urchin

Definition of urchin in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day skosh
Pronunciation: skəʊʃ
a small amount; a little