impermeably

the waterproof jacket kept the rain out, sealing me in impermeably.

the submarine hull was designed to withstand pressure, remaining impermeably sealed.

the container was sealed impermeably to preserve the contents for years.

the pipes were joined impermeably to prevent any leakage of the fluid.

the laboratory was constructed impermeably to maintain a sterile environment.

the tank was coated impermeably to protect against corrosion.

the foundation was poured impermeably to prevent water intrusion.

the packaging ensured the product remained fresh, being impermeably protected.

the vault door closed, sealing the room impermeably from the outside world.

the gloves were made of a material that kept chemicals out, impermeably protecting my hands.

the building's exterior was designed to be impermeably resistant to the elements.