Wielki słownik angielsko-polski red. nacz D. Jemielniak, M. Miłkowski
(Noun) biologia syrena, krowa morska;
Wordnet angielsko-polski
(any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs)
syrena
synonim: sea cow
synonim: sirenian mammal