bolide

Definitions

1. An extremely bright meteor.
2. Any extraterrestrial body that collides with Earth.
3. A fireball.

Equivalents

Examples

“The smallest impactor that can penetrate the atmosphere deep enough to cause any damage⟳ on the ground is not much smaller than the "Tunguska" bolide that flattened a couple thousand square miles of Siberian forest in 1908.”

CEFR level