0 past simple and past participle of waterproof
1 to put a special substance on the surface of something that will prevent water from going through it
This aggregate can be used in lightweight insulating concrete and can also be waterproofed with bitumen for use on flat roofs.
I have visited some of those homes, and six months later they are still not properly waterproofed.
It soaked electrical insulation which had not been sufficiently waterproofed (since it conformed to an older specification than the three other submarines), starting a fire.
Once dried, the resulting material can be cut, sanded and/or painted, and waterproofed by painting with a suitable water-repelling paint.
Newer models delivered in 2007 are waterproofed and these problems are resolved.
The most likely explanation for this name is to mean that this was where ships were waterproofed with tar.
Rawhide is, however, more susceptible to water than leather, and will quickly soften and stretch if left wet unless well waterproofed.
The cargo area was waterproofed and fitted with a drainage system, allowing it to be easily hosed down for cleaning.
