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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

The astronomer who discovered what stars are made of, Cecilia Payne-Gaposchkin, has been commemorated with an English Heritage blue plaque at her teenage home, 70 Lansdowne Road in Notting Hill.

From BBC • Apr. 22, 2026

Coined in the 1960s by a Soviet astronomer, the futurist term refers to a civilization able to use all of the energy from its home system's star.

From Barron's • Apr. 21, 2026

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

From Salon • Apr. 14, 2026

In the summer of that year, a young astronomer named James Christy at the U.S.

From "A Short History of Nearly Everything" by Bill Bryson




Vocabulary lists containing astronomer