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is waterproofing

  • present progressive
    of waterproof (3rd person singular).
    waterproof
    adjective
    impervious to water.

Example Sentences

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An additional bullet point stated: “Where there is waterproofing, it has failed. Water has gotten underneath and caused additional damage to the concrete.”

From Washington Post ● Jul. 2, 2021

“Where there is waterproofing, it has failed,” residents were told.

From Washington Post