HAa piece of rock or metal that travels through space, and makes a bright line in the night sky when it falls down towards the Earth:
Astronomers track large meteors using radar.
ameteor shower (=a lot of meteors that fall down towards the Earth at the same time)
WORD FOCUS: space WORD FOCUS: space vehicles used in space:spaceship, spacecraft, rocket, (space) shuttle, probe, satellite, space station someone who travels in space:astronaut, cosmonautRussian parts of a rocket's journey:countdown, launch, blast-off/take-off/lift-off, leaving the earth's atmosphere, going into orbit, re-entering the earth's atmosphere, splashdown/touchdown places and things in space:planet, moon, star, sun, satellite, solar system, constellation, galaxy, universe, the cosmos, black hole, quasar, comet, meteor, asteroid the study of space:astronomyspace ➔ See alsospace
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.