hardening

noun

hard·​en·​ing ˈhärd-niŋ How to pronounce hardening (audio)
ˈhär-dᵊn-iŋ
: sclerosis sense 1
hardening of the arteries

Examples of hardening in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Other home hardening renovations for homeowners to consider include replacing windows with dual-pane glazing, and retrofitting attic and sub-floor vents with flame and ember-resistant vents. Karen Billing, San Diego Union-Tribune, 22 July 2025 This phenomenon mirrors past lessons in internet security—a reminder that convenience without security hardening invites systemic failure. Kiran Elengickal, Forbes.com, 12 June 2025 Residents can use the Office of the State Fire Marshal’s Ready for Wildfire web page to learn how to prepare for fire season; create and maintain defensible space and home hardening strategies; develop evacuation plans and plans for returning home after a wildfire. Darrell Smith, Sacramento Bee, 11 Mar. 2025 Ceasefire negotiations between Israel and the Hamas terrorist organization hit a setback Thursday, as Prime Minister Benjamin Netanyahu recalled Israel’s negotiating delegation from Doha following what officials described as a hardening of Hamas’ demands. Efrat Lachter, FOXNews.com, 24 July 2025 See All Example Sentences for hardening

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of hardening was in the 15th century

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Cite this Entry

“Hardening.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hardening. Accessed 19 Aug. 2025.

Kids Definition

hardening

noun
hard·​en·​ing
: sclerosis
hardening of the arteries

Medical Definition

hardening

noun
hard·​en·​ing ˈhärd-niŋ, -ᵊn-iŋ How to pronounce hardening (audio)
: sclerosis sense 1
hardening of the arteries

More from Merriam-Webster on hardening

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