Whelk n.  Zool. Any one numerous species of large marine gastropods belonging to Buccinum and allied genera; especially, Buccinum undatum, common on the coasts both of Europe and North America, and much used as food in Europe.
  Whelk tingle, a dog whelk.  See under Dog.
  Buc·ci·num prop. n.  Zool. A genus of large univalve mollusks abundant in the arctic seas.  It includes the common whelk (Buccinum undatum).
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