केतु

Etymology
From, from , from , from , whence also.

Noun

 * 1) lamp, flame, torch
 * 2) bright appearance, clearness, brightness
 * 3)  rays of light
 * 4) day-time
 * 5) apparition, form, shape
 * 6) sign, mark, ensign, flag, banner
 * 7) any unusual or striking phenomenon, comet, meteor, falling star
 * 8) Ketu: the dragon's tail or descending node (considered in astronomy as the 9th planet, and in mythology as the body of the demon Saiṃhikeya which was severed from the head or Rahu by Vishnu at the churning of the ocean, but was rendered immortal by having tasted the )