sirens

noun

1. 1.One of a group of nymphs who lured mariners to their death on the rocks.
2. 2.One who sings sweetly and charms.
3. 3.A dangerously seductive woman.
4. 4.A member of an order of mammals of Sirenia (first attested in French in Dominique Bouhours, Les entretiens d'Ariste et d'Eugène, 1671).
5. 5.A member of a genus of aquatic salamanders of the family Sirenidae (originally introduced by Linnaeus, 1766, for a genus of his reptiles), commonly used for all species subsumed under the family of Sirenidae.