Word Explorer
Children's
Dictionary Suite
Help
Help
Help
Intermediate Dictionary
     
Lookup History
asteroid
turn in

as·ter·oid

asteroid

 
pronunciation:
ae st roId
features:
Word Explorer, Word Parts
part of speech: noun
definition: a small, rocky, planet-like body that circles the sun and is mostly found between the orbits of Jupiter and Mars. The size of an asteroid can vary from very tiny to six hundred miles across.
derivation: asteroidal (adj.)
Word Explorer
See
  outer space, space
Word Parts  About this feature
The word asteroid contains the following parts:
astr, aster, astro Greek root that means star
synonyms:
stell
 
-oid Greek adjective- and noun-forming suffix that means resembling, like
Show wordsHide wordsExample words: