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 For this particular question, astronomers used Chandra to observe a faraway galaxy first observed by the James Webb Space Telescope. Giuseppina Fabbiano, Discover Magazine, 31 May 2024 Last year, however, astronomers discovered the first direct evidence of recent volcanic activity on Venus. Will Sullivan, Smithsonian Magazine, 29 May 2024 Admittedly, Corona Borealis may not be a constellation that astronomers get overly excited about. Mike Lynch, Twin Cities, 26 May 2024 Advertisement On Wednesday morning, astronomers noted a series of solar flares and coronal mass ejections — essentially, giant explosions of energy — emanating from a massive sunspot more than 15 times the diameter of Earth. Corinne Purtill, Los Angeles Times, 10 May 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 7 Jun. 2024.

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