astronomer

[uh-stron-uh-mer]

noun

1. an expert in astronomy; a scientific observer of the celestial bodies.

Word History and Origins

Origin of astronomer¹

First recorded in 1325–75; Middle English; astronomy, -er ¹

Example Sentences

The comet, officially known as C/2025 A6, was detected in January by astronomers at the Mount Lemmon Survey in Arizona and will not return for 1,300 years.

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Helm’s narration alternates with chapters from perspectives including an astrologer, an astronomer, a Crusader, an herbalist and a climatologist, each adding to the strength of the immortal force.

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To create this vivid portrait, astronomers combined observations through multiple filters that isolate different wavelengths of light.

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Star factories like the cosmic bat can be easily spotted by astronomers through their beautiful red glow.

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In response, Kardashian wrote back asking about the interstellar object named 3I/Atlas, which astronomers said could be the oldest comet ever seen.

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Related Words

• astrophysicist www.thesaurus.com
• cosmologist www.thesaurus.com