waterproofing

noun

wa·​ter·​proof·​ing ˈwȯ-tər-ˌprü-fiŋ How to pronounce waterproofing (audio)
ˈwä-
1
a
: the act or process of making something waterproof
b
: the condition of being made waterproof
2
: something (such as a coating) capable of imparting waterproofness

Examples of waterproofing 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.
Indigenous people and Spanish settlers utilized the viscous goo for medicinal purposes and waterproofing boats. Mery Mogollón, Los Angeles Times, 15 Feb. 2026 The team pickaxed a trench around the structure, excavated around the foundation and applied waterproofing on the brick. Dallas Morning News, 11 Feb. 2026 The men’s and women’s Caribou snow boot is upgraded with Gore-tex waterproofing; the synthetic Sherpa lining is replaced with genuine shearling; and the suede body is exchanged for full-grain leather. Lydia Price, Travel + Leisure, 30 Jan. 2026 Expect to spend up to $200 on high-end lanterns with long-lasting batteries, waterproofing and shock-proofing. Bestreviews, Chicago Tribune, 6 Jan. 2026 See All Example Sentences for waterproofing

Word History

First Known Use

1820, in the meaning defined at sense 1a

Time Traveler
The first known use of waterproofing was in 1820

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Cite this Entry

“Waterproofing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/waterproofing. Accessed 20 Feb. 2026.

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