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Definitions

astronomer

[uh-stron-uh-mer] / əˈstrɒn ə mər /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“There’s really no one signature that can indicate life,” says Lisa Kaltenegger, an astronomer at Cornell University.

From The Wall Street Journal • Apr. 23, 2026

Roman, which took more than $4 billion and over a decade to build, is named after astronomer Nancy Grace Roman, nicknamed the "Mother of Hubble" for her role in developing the landmark space telescope.

From Barron's • Apr. 22, 2026

She later earned a doctorate in astronomy from Harvard and in 1927, she became the youngest astronomer ever to have a star of distinction next to her name in the publication American Men of Science.

From BBC • Apr. 22, 2026

If you’re an astronomer, it’s people confusing what you do with astrology.

From Salon • Apr. 14, 2026

As early as 1868 the astronomer William Huggins found an identity between some features in the spectrum of a comet and the spectrum of natural or “olefiant” gas.

From "Cosmos" by Carl Sagan




Vocabulary lists containing astronomer