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.

To resolve this, scientists usually propose that when a quantum system is measured or interacts with an observer, its wavefunction collapses into a single outcome.

From Science Daily • May 3, 2026

Instead of us looking at nature, the friendly gorilla family upended the narrative and took on the role of the curious observer of a mysterious ape called Attenborough.

From BBC • Apr. 27, 2026

Jim Grant, the long-time markets observer, says there’s a big disconnect between official economic data and consumer perceptions of it.

From MarketWatch • Apr. 14, 2026

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

No matter where on the globe the observer is, an accurate measurement of that star’s height, or altitude, and the use of proper almanacs or tables will provide latitude.

From "Shipwreck at the Bottom of the World" by Jennifer Armstrong