hardening

noun

hard·​en·​ing ˈhärd-niŋ How to pronounce hardening (audio)
ˈhär-dᵊn-iŋ
Synonyms of hardeningnext
: 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.
While on-premises systems can languish without security patches, cloud platforms offer continuous, automated hardening. Robert Messer, Forbes.com, 20 May 2026 While many residents remain cautious, Mike said wildfire survivors in the area have become especially focused on defensible space and home hardening. Da Lin, CBS News, 16 May 2026 If confirmed, the strikes would signal a hardening of the UAE and Saudi Arabia's position toward Iran, analysts told Newsweek, potentially increasing the risk of larger-scale retaliation from Tehran and broader instability across the Gulf. Mandy Taheri, MSNBC Newsweek, 12 May 2026 Home hardening includes structural changes such as replacing wood shingle roofs with roofing that is less flammable, such as tile. The San Diego Union Tribune, San Diego Union-Tribune, 9 May 2026 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

Browse Nearby Words

Cite this Entry

“Hardening.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hardening. Accessed 22 May. 2026.

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

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