hardened

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.

According to the study, these dunes slowly hardened into rock billions of years ago after interacting with groundwater moving beneath the Martian surface.

From Science Daily

Over time, the mineral deposits hardened the fractured zones into ridges.

From Science Daily

The news hardened Cooper’s resolve to see the conflict through, his associate said.

From The Wall Street Journal

His voice has hardened, though, and the expression on his face has, too.

From Literature

They were caked with the remains of some kind of hardened green vegetable and dried ketchup.

From Literature