astronomer

noun

as·tron·o·mer ə-ˈsträ-nə-mər

: 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

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Mark Gallaway, an astronomer and science educator at the Royal Observatory in Greenwich, London, told Newsweek. —

Thomas G. Moukawsher, Newsweek, 5 Nov. 2024 The finding adds another piece to the puzzle as astronomers seek to understand the remains this unusual supernova left behind. —

Ashley Strickland, CNN, 30 Oct. 2024 The citadel is thought to have housed a population of around 500 royals, philosophers, astronomers, and climate scientists — all of whom had been involved in designing and organizing the project. —

Monisha Rajesh, Travel + Leisure, 20 Oct. 2024 The 20th-century Dutch astronomer Jan Oort, intrigued by the long-period comets, wrote a paper on them in 1950. —

James Wray, Discover Magazine, 18 Oct. 2024 See all Example Sentences for astronomer

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

See more words from the same century