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.

Still, by looking at that virus’s genetic sequence, it may be possible to tell whether a progenitor of the pandemic virus had been evolving in an animal host, Crits-Cristoph says.

From Scientific American • Apr. 12, 2023

The viruses had been evolving in South American cottontail rabbits much longer, to the point that they caused no disease at all.

From New York Times • Jun. 20, 2022

Durbin: You also had a shift that wasn’t a significant shift because it had been evolving throughout the ’80s, but a shift over more and more toward cable television.

From Los Angeles Times • May 8, 2022

In the postwar era of White flight, however, the Supreme Court had been evolving into a more progressive force in the promotion and preservation of civil rights.

From Textbooks • Jul. 28, 2021

For instance, the stone sickles, underground storage pits, and other technology that hunter-gatherers of the Fertile Crescent had been evolving to utilize wild cereals were available to the first cereal farmers of the Fertile Crescent.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond