Definitions

hardening

[hahr-dn-ing] / ˈhɑr dn ɪŋ /

NOUN

thickening

Synonyms

STRONGEST

crystallization

STRONG

setting solidification

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.

But it risks hardening the resistance of the communist regime, said close observers of the Caribbean island.

From The Wall Street Journal • May 21, 2026

Public sentiment is hardening, with a recent Quinnipiac University poll finding 65 percent of Americans oppose having a data center built in their community.

From Barron's • Apr. 24, 2026

Fire hardening includes measures such as cutting back brush, installing fire resistant roofs and closing eaves to resist fire embers.

From Los Angeles Times • Apr. 23, 2026

Some who have returned say they are turned off not only by the U.S.’s hardening immigration enforcement, but also by its faulty infrastructure, gun violence and living costs.

From The Wall Street Journal • Apr. 19, 2026

I just stare at my hands, and I imagine that my insides are liquid metal hardening in the air, taking a shape they will never leave again.

From "Allegiant" by Veronica Roth