Sirenian

//saɪˈɹiːniən// noun

Definitions

Noun
  1. 1
    Any of a group of aquatic, herbivorous mammals of the order Sirenia, a manatee or a dugong.

    "The cetaceans (whales and dolphins) together with the sirenians (sea cows and manatees) are the sea mammals best-adapted to the seas of today, but it is the cetaceans that have most engaged the attention of mankind as both prey and fellow sentient being."

  2. 2
    any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs wordnet

Etymology

From the scientific name, translingual Sirenia.

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