Also found in: Dictionary, Thesaurus, Acronyms, Idioms, Wikipedia.
fireball,very bright meteormeteor,
appearance of a small particle flying through space that interacts with the earth's upper atmosphere. While still outside the atmosphere, the particle is known as a meteoroid. Countless meteoroids of varying sizes are moving about the solar system at any time.
..... Click the link for more information. leaving a trail in the sky that can remain visible for several minutes; often a distinct sound, perhaps caused by very low frequency radio waves, is associated with it. A bolide (bō`līd) is a fireball that explodes in the air because of thermal stresses created when it passes through the earth's atmosphere.
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/
fireballA bright visual meteor of magnitude greater than –10. About 50 000 to 100 000 occur in the Earth's atmosphere each year.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
A bright meteor with luminosity equal to or exceeding that of the brightest planets.
The luminous sphere of hot gases that forms a few millionths of a second after a nuclear explosion.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
1. a ball-shaped discharge of lightning
2. the bright spherical region of hot ionized gas at the centre of a nuclear explosion
3. Astronomy another name for bolide
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005