A scyphozoan jellyfish of the genus Cyanea, especially the largest jellyfish, C. arctica, which usually grows to more than 3.6 meters (12 feet) wide and has tentacles over 30 meters (100 feet) long.

 
  • 海蜇:一種霞水母屬真水母,尤指最大型的水母北極水母,通??梢蚤L(cháng)到3.;6米(12英尺)寬,觸須能夠達到30多米(100英尺)長(cháng)
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