astronomy

noun/əˈstrɑnəmi/

Frequency rank: #6,558 most common English word

Meaning

The scientific study of stars, planets, and other objects in outer space.

Illustration for the English word “astronomy”

Example sentence

She has studied astronomy for years and can name every constellation in the night sky.

Synonyms & related words

Practice this word in the quiz

More words in ranks 6,501–6,600