dictionary.pt

dictionary.pt

asteroid

nounmasculinetechnicalcommon/ɐʃtɨˈɾɔjdɨ/as·te·roi·de

Definition

1

A rocky or metallic body, irregular in shape, smaller than a planet, that orbits the Sun, mainly in the belt between Mars and Jupiter.

Usage examples

Astronomers have discovered a new near-Earth asteroid.
The extinction of the dinosaurs is believed to have been caused by the impact of a large asteroid.

Common combinations

near-Earth asteroidasteroid impactasteroid belt