observer
Americannoun
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someone or something that observes.
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a delegate to an assembly or gathering, who is sent to observe and report but not to take part officially in its activities.
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U.S. Air Force.
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a member of an aircrew, other than the pilot, holding an aeronautical rating.
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a person who maintains observation in an aircraft during flight.
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Also called air observer,. Also called aircraft observer. U.S. Army. a person who serves in an aircraft as a reconnoiterer and directs artillery fire.
Other Word Forms
- interobserver noun
- observership noun
Etymology
Origin of observer
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Another longtime observer of IPOs, the University of Florida professor Jay Ritter, also thinks the 15-day fast entry to the Nasdaq 100 will foster a kind of slow-motion flipping.
From Barron's • Apr. 1, 2026
DoorDash Co-Founder Stanley Tang will join Also as a board observer.
From The Wall Street Journal • Mar. 31, 2026
"Let's not draw any big conclusions," one observer said.
From BBC • Mar. 27, 2026
That was the moment I stopped being only an observer.
From Los Angeles Times • Mar. 11, 2026
As she stood in the nursery waiting for her cousins’ return she sensed she could write a scene like the one by the fountain and she could include a hidden observer like herself.
From "Atonement" by Ian McEwan
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
