The AI-powered English dictionary
plural asteroids
(astronomy) A naturally occurring solid object, which is smaller than a planet, larger than a meteoroid and not a comet, that orbits a star and often has an irregular shape. examples
(astronomy) In the Solar system, such a body that orbits within the orbit of Jupiter quotations examples
The orbital planes of asteroids, minor bodies that circle the Sun mainly between the orbits of Mars and Jupiter, are often more tilted ...
2007, Hannu Karttunen et al., editors, Fundamental Astronomy, 5th edition, page 131
(zoology) Any member of the taxonomic class Asteroidea; a starfish.