Definition of thornback in English:

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Pronunciation: /ˈθɔːnbak/
(also thornback ray)


A ray of shallow inshore waters which has spines on the back and tail, in particular:
  • A prickly-skinned European ray which is often eaten as ‘skate’ (Raja clavata, family Rajidae). A ray which lives in the warm waters of the Pacific (Platyrhinoidis triseriata, family Platyrhinidae)..
Example sentences
  • Although they do not undergo a distinct migration, thornbacks appear to move inshore slightly to spawn.
  • Although thornbacks are found throughout UK waters, as always there are certain key areas that give you a better than average chance.
  • The best ray for eating, and the one best known in Europe, is Raja clavata, the thornback ray.

For editors and proofreaders

Line breaks: thorn|back

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