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.

The European Union's election observer mission nonetheless gave the election a clean bill of health.

From Barron's • May 8, 2026

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

Lewis, Jefferson’s private secretary, had grown up a rambler and a keen observer of the natural world.

From The Wall Street Journal • Apr. 16, 2026

From the standpoint of a stationary observer, light reflected off you is reddened as you depart and blued as you return.

From "Cosmos" by Carl Sagan