observer

noun

ob·​serv·​er əb-ˈzər-vər How to pronounce observer (audio)
: one that observes: such as
a
: a representative sent to observe but not participate officially in an activity (such as a meeting or war)
b
: an expert analyst and commentator in a particular field
political observers

Examples of observer in a Sentence

According to one observer, the event was poorly organized. The star is not visible to an observer without a telescope. According to one military observer, this change comes after years of planning. Observers say the economy is improving. The class has an observer today, so please be on your best behavior.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Sachs has been a distinctive observer of New York life in movies like Keep the Lights On, Love is Strange and Little Men. David Rooney, The Hollywood Reporter, 27 Jan. 2025 This mixed bag has allowed observers on all sides to crow. Dan Greene, The New Yorker, 27 Jan. 2025 The comet's sudden increase in luster tempted not a few observers to search for it during the daytime. Joe Rao, Space.com, 27 Jan. 2025 Many market observers expect Washington policies to keep upward pressure on inflation and borrowing costs. Andrea Riquier, USA TODAY, 25 Jan. 2025 See all Example Sentences for observer 

Word History

Etymology

observe + -er entry 2

First Known Use

circa 1550, in the meaning defined above

Time Traveler
The first known use of observer was circa 1550

Dictionary Entries Near observer

Cite this Entry

“Observer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/observer. Accessed 1 Feb. 2025.

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