Word by Word Definitions. icingplay. : a sweet flavored usually creamy mixture used to coat baked goods (such as cupcakes) âcalled also frosting. : an illegal act by an ice hockey player of shooting a puck from within the defensive zone or defensive half of the rink beyond the opponents' goal line but not into the goal.
A study suggested that there are 100 million black holes in the Milky Way Galaxy, but X-ray observations have only found dozens so far. Most of the black holes may be âdarkâ and difficult to see directly at any wavelength.
Main articles: Black hole, List of black holes and List of most massive black holes. Black holes are the end point evolution of massive stars. Technically they are not stars, as they no longer generate heat and light via nuclear fusion in their cores. 1  Stellar black holes are objects with approximately 4â15 Mâ .