Grade 7
(as-tron-o-my) 4 syllables

Definition

noun. the science that deals with the material universe beyond the earth's atmosphere

Example Sentence

You will like astronomy if you find stars and planets fascinating.

Synonyms

outer space study; planetology; planetarium

Antonyms

zoology

Rhymes

  • astronomy
  • autonomy
  • economy
  • gastronomy

  • ideonomy