noun (n)

• valuable source of caviar and isinglass; found in Black and Caspian seas

  berharga sumber dan isinglass kaviar; ditemukan di hitam dan laut caspian

  Synonym:
  acipenser huso, hausen, white sturgeon
  

  source: wordnet30
• small northern whale that is white when adult

  kecil utara paus itu putih ketika dewasa

  Synonym:
  delphinapterus leucas, white whale
  

  source: wordnet30
• A cetacean allied to the dolphins.

  sebuah cetacean sekutu untuk dolphins.

  source: webster1913