Noun
A small body moving through space, or revolving about the sun, which on entering the earth's atmosphere would be deflagrated and appear as a meteor.
Source: Webster's dictionarySpace disasters Fallen trees caused by the Tunguska meteoroid of the Tunguska event in June 1908. Source: Internet
However, whether a specific meteoroid trail will be primarily composed of small or large particles, and thus the relative brightness of the meteors, was not understood. Source: Internet
It is formed in minor amounts in cosmic ray spallation nucleosynthesis and may be found uncombined in cosmic dust and meteoroid materials. Source: Internet
In a giant storm, caused by air escaping through a hole in the Ring floor due to meteoroid impact, Teela is blown away in an unknown direction. Source: Internet
It was an Earth-grazing meteoroid that passed within 57 kilometers (about 34 miles) of the Earth's surface. Source: Internet
The dust in meteoroid streams is much larger, 300 to 10,000 micrometres in diameter, and falls apart into smaller zodiacal dust grains over time. Source: Internet