harden
verb (used with object)
to make hard or harder.
hardens
-
present tense formof harden (3rd person singular).present tense
Used to describe things happening now or regularly.
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 experience since 2022, “and a century of strategic bombing before that, say sustained air attack hardens societies rather than breaking them, and there is nothing in the Ukrainian data suggesting otherwise,” he said.
From The Wall Street Journal ● Aug. 27, 2026
Volcanoes form when molten rock from Earth's mantle rises to the surface and hardens.
From Science Daily ● Jul. 10, 2026
Before, Ahmad could tap — meaning to cut incisions in the acacia trees, which exude sap that a few weeks later hardens into nodules of Hashab gum — four orchards in one go.
From Los Angeles Times ● May 31, 2026
The sun hardens up the clay and creates a faster surface that generally favours bigger servers, more aggressive returners and players who hit with top-spin.
From BBC ● May 26, 2026
My face hardens into stone, and I feel myself assume my mother’s signature expression of disapproval.
From "Kwame Crashes the Underworld" by Craig Kofi Farmer
