hard·​en·​ing | \ ˈhärd-niŋ How to pronounce hardening (audio) , ˈhär-dᵊn-iŋ \

Definition of hardening

: sclerosis sense 1 hardening of the arteries

Examples of hardening in a Sentence

Recent Examples on the Web Home hardening includes fire-resilient roofing and siding, along with other protective features. Winston Gieseke, USA TODAY, "In California: Wildfires insurance woes. And, voters don't need to wear masks," 22 Oct. 2020 Workers wanted a 15-cent raise to $1.00 per hour, more time off and better dust control to prevent asbestosis, a hardening of the lungs. Washington Post, "‘Asbestos’ no more: Canadian town opts for less carcinogenic name," 20 Oct. 2020 The speed with which Europe’s two main powers have agreed to push ahead with sanctions suggested a hardening of the bloc’s diplomacy towards Moscow. NBC News, "Navalny poisoning to trigger sanctions on Russians by E.U., diplomats say," 12 Oct. 2020 But as Bettini of Weston found out, storm hardening doesn’t immunize homeowners from rate hikes. Ron Hurtibise, sun-sentinel.com, "Brace yourself: Your next home insurance rate increase is going to be a whopper," 10 Oct. 2020 Then came a pandemic, leading to the hardening of the border. Dallas News, "Then and now, this small El Paso school pulls people together as it provides opportunities," 23 Sep. 2020 Another recent paper about honey’s benefits explores its ability to combat artery hardening, a leading cause of death worldwide. Cynthia Sass, Mph, Health.com, "5 Health Benefits of Honey, According to a Nutritionist," 28 Aug. 2020 The team hopes red mud could become a source of both the extra iron added to their cements and the alkaline compounds needed to catalyze the hardening reactions. Robert F. Service, Science | AAAS, "Red mud is piling up. Can scientists figure out what to do with it?," 20 Aug. 2020 Due to their ability to reduce inflammation and oxidative stress, blueberries protect against artery hardening, a condition that ups the risk of heart attack and stroke. Cynthia Sass, Mph, Health.com, "5 Health Benefits of Blueberries, According to a Nutritionist," 17 Aug. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hardening.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of hardening

15th century, in the meaning defined above

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Time Traveler for hardening

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

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Statistics for hardening

Last Updated

2 Nov 2020

Cite this Entry

“Hardening.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hardening. Accessed 2 Dec. 2020.

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More Definitions for hardening


hard·​en·​ing | \ ˈhärd-niŋ, -ᵊn-iŋ How to pronounce hardening (audio) \

Medical Definition of hardening

: sclerosis sense 1 hardening of the arteries

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