Simple meaning
What does Astronomy mean?
Astronomy is the study of space.
Dictionary definition
Astronomy means the study of space, stars, planets, and the universe.
Example sentences
Astronomy in a sentence
easy
In science class, we learned what astronomy means.
medium
The reading passage used astronomy to explain an Earth and space science idea.
hard
During a classroom model activity, using astronomy correctly made our explanation more precise.
Synonyms
Words like Astronomy
space scienceRelated meaning; check context for exact use.
star studyRelated meaning; check context for exact use.
sky scienceRelated meaning; check context for exact use.
Antonyms
Opposite words
astrologyHelpful contrast for understanding meaning.
guessworkHelpful contrast for understanding meaning.
Word family
Astronomy word family
Base word
astronomy
noun
astronomy
Base form.
Related words
Explore related words
Quick practice
Try Astronomy
Practice 1
What does astronomy mean?
Astronomy means astronomy is the study of space.
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Use the dictionary to understand Astronomy, then move into short activities matched to the skills on this page.
Learning paths
- Define the Word Hive for word meanings.
- Synonym Search for word choice.
- Context Clue Challenge for sentence clues.
- Buzz Between for homophones and listening.
- Hive Builder for roots, prefixes, and suffixes.