waterproofing

[ waw-ter-proo-fing, wot-er- ]

Phonetic (Standard)IPA

noun

First recorded in 1835–45; waterproof + -ing ¹

The first patent for waterproofing seems to have been granted in 1791.

One use they put it to was the waterproofing of their cloaks.

For wet holes paraffined paper is used, the miner waterproofing the joints with grease.

A sheet of brown waterproofing covered half of it, and beneath stood a large tin tray full of sawdust.

Waterproofing—rubber goods, cuprammonium processes, miscellaneous preparations.

April 23, 2024inveterate

[in-vet-er-it ]

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