Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun sirenian

1 sense of sirenian

Sense 1
sea cow, sirenian mammal, sirenian -- (any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs)
       => aquatic mammal -- (whales and dolphins; manatees and dugongs; walruses; seals)