dwarf irregular galaxy
An astrophysical event that can be used for calculating cosmic distances.
A musical instrument, one of the few aerophones in the percussion section of the symphony orchestra (patented as Acme Siren in 1895).
A dangerously seductive woman.
A member of a genus of aquatic salamanders of the family Sirenidae, commonly used for all species subsumed under the family of Sirenidae.
A member of an order of mammals of Sirenia.
One of a group of nymphs who lured mariners to their death on the rocks.
One who sings sweetly and charms.
Any of various nymphalid butterflies of the genus Hestina.
A device, either mechanical or electronic, that makes a piercingly loud sound as an alarm or signal, or the sound from such a device (first recorded 1879).
An instrument for demonstrating the laws of beats and combination tones.
To make a noise with, or as if with, a siren.
Relating to or like a siren.