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.

Niayesh Afshordi, a cosmologist, and Phil Halper, who hosts a YouTube channel on science, introduce dozens of alternative theories, some with tongue-twisting names.

From The Wall Street Journal • May 19, 2026

His case is in many ways similar to others with severe neuromotor disorders, such as British physicist and cosmologist Stephen Hawking, who was confined to a wheelchair and could only communicate through a voice synthesiser.

From Barron's • Jan. 29, 2026

Other similar videos of President John F. Kennedy, Queen Elizabeth II and physicist and cosmologist Stephen Hawking also circulated widely.

From BBC • Dec. 11, 2025

Belgian cosmologist and Catholic priest Georges Lemaitre made that connection by realizing that the theory of general relativity described an expanding universe.

From Salon • Feb. 14, 2025

But Einstein was not a cosmologist, and he accepted the prevailing wisdom that the universe was fixed and eternal.

From "A Short History of Nearly Everything" by Bill Bryson