"Impermeabilize" Natural Recordings by Native Speakers
The verb "impermeabilize" means to make something impermeable, which means preventing it from allowing liquids, gases, or other substances to pass through its surface.
The word "impermeabilised" refers to something that has been made impermeable, or unable to be penetrated or passed through. It is often used to describe a material or surface that has been treated or coated to prevent water, air, or other substances from passing through it.