asteroid

Meanings

Plural: asteroids

Noun

• any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
• A naturally occurring solid object, which is smaller than a planet and a dwarf planet, larger than a meteoroid and not a comet, that orbits a star and often has an irregular shape.
• In the Solar system, such a body that orbits within the orbit of Jupiter
• Any member of the taxonomic class Asteroidea; a starfish.

Adjective Satellite

• shaped like a star

Synonyms

star-shaped

Related Words

aster, asterisk, asterism, astroid, comet, exoasteroid, meteor, meteorite, minor planet, planetoid