astronomer

noun

as·​tron·​o·​mer ə-ˈsträ-nə-mər How to pronounce astronomer (audio)
: a person who is skilled in astronomy or who makes observations of celestial phenomena

Examples of astronomer in a Sentence

Recent Examples on the Web Unable to detect it directly, astronomers tease out clues by studying dust that has been aligned by the magnetic field and the light that passes through this dust. Quanta Magazine, 1 July 2024 Each year, astronomers recognize World Asteroid Day on the anniversary of this event. Christian Thorsberg, Smithsonian Magazine, 27 June 2024 With time, astronomers will reconcile them with our current understanding of the machinery of the universe. Fabio Pacucci, Scientific American, 27 June 2024 Again, astronomers have observed several examples of this on Jupiter. The Physics Arxiv Blog, Discover Magazine, 25 June 2024 See all Example Sentences for astronomer 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'astronomer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English, "one versed in astronomy or astrology," from astronomie astronomy + -er -er entry 2

Note: Alternatively, Oxford English Dictionary, third edition, and Middle English Dictionary see the English word as derived from Medieval and Late Latin astronomus "astronomer" (borrowed from Greek astronómos) plus the agent suffix -er.

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of astronomer was in the 14th century

Dictionary Entries Near astronomer

Cite this Entry

“Astronomer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/astronomer. Accessed 15 Jul. 2024.

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