Noun acipenser has 1 sense
  1. Acipenser, genus Acipenser - type genus of the Acipenseridae: sturgeons
    --1 is a kind of fish genus
    --1 is a member of Acipenseridae, family Acipenseridae
    --1 has members:
     Pacific sturgeon, white sturgeon, Sacramento sturgeon, Acipenser transmontanus; beluga, hausen, white sturgeon, Acipenser huso
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