waterproofing

Waterproofing is the process of making something resistant to water penetration. This can be achieved by treating materials or applying coatings that prevent water from passing through. The term can refer to the act of waterproofing, the state of being waterproof, or the substance used to achieve this resistance.12

Waterproof materials are essential for various applications, such as outerwear, where they protect against rain and moisture. Related terms include leakproof, watertight, and water-resistant, all describing varying degrees of protection against water. The verb "waterproof" means to make something waterproof, and the noun "waterproof" can also refer to a garment, like a raincoat, made from such material.324