from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The radius of a collapsing celestial object at which gravitational forces exceed the ability of matter and energy to escape, resulting in a black hole.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The radius of an object such that, if all its mass were compressed within that radius, the escape velocity would equal the speed of light
That tiny explosion had not been visible but a second later the expanding Schwarzschild radius is eating its shell, swallowing thirty-six thousand tons of fragile dodecahedron, and growing quickly to gobble several thousand kilometers of space around it.