asteroid
Translation
asteroid
Examples
An asteroid could hit the Earth one day.
An asteroid could hit the Earth one day.
Scientists are tracking a large asteroid.
Scientists are tracking a large asteroid.
Grammar Patterns
an asteroid a small rocky body orbiting the sun The asteroid belt is between Mars and Jupiter.
Similar Words
Synonyms: minor planet, planetoid
Etymology
From Greek 'asteroeides', meaning 'star-like'. It comes from 'aster' (star) + '-oeides' (-oid, meaning 'form' or 'like').
Memory Tips
It looks like a star ('aster') but is a rock, so it is 'star-like' ('-oid').