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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