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sei whale

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noun \ˈsā-, ˈsī-\

Definition of sei whale

  1. :  a widely distributed dark gray baleen whale (Balaenoptera borealis) that has a ridge on the top of the head and may reach a length of nearly 60 feet (18 meters) —called also sei



Origin and Etymology of sei whale

part translation of Norwegian seihval, from sei coalfish + hval whale


First Known Use: 1912


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