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.
Coupled with its silicone/PU hydrophobic finish and 20D ripstop grid, the fabric promises 4,900-mm waterproofing, stout UV resistance and rugged durability. New Atlas, 28 June 2026 While full waterproofing would give us a little more peace of mind, this speaker is built for summertime fun at the beach, poolside, or at the BBQ. K. Thor Jensen, PC Magazine, 24 June 2026 Homeowners who want to save money or just enjoy a DIY project can handle the tile installation themselves once the waterproofing is complete. Olivia McIntosh, Martha Stewart, 6 June 2026 The waterproofing of the slabs now appears nearly done, but sealing the gaps has proven more difficult. New York Times, 31 May 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 5 Jul. 2026.

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