noun Download 🔗Share Any member of the taxonomic class Asteroidea; a starfish Examples : "While walking on the beach during low tide, we saw many asteroids, also known as starfish, clinging to the rocks. " animal biology ocean nature science Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A naturally occurring solid object, which is smaller than a planet and is not a comet, that orbits a star Examples : "Scientists study asteroids to learn about the early solar system. " astronomy space science Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share In the Solar system, such a body that orbits within the orbit of Jupiter Examples : "Scientists study asteroids to learn more about the early solar system because many orbit between Mars and Jupiter. " astronomy space science Chat with AIVocabulary GamePractice Reading