Hydrophobic (adjective)

Having an aversion to or repelling water; not readily absorbing or mixing with water.

Origin:

Late 19th century: from hydro- + -phobic.

Examples:

1. A hydrophobic material will repel water and not absorb it.
2. Hydrophobic molecules are often used as water-repellent coatings.
3. Hydrophobic surfaces are often used in applications where water resistance is important.
4. Hydrophobic surfaces can be found in applications such as self-cleaning surfaces or in water-repellent clothing.
5. Some hydrophobic materials can be made water-repellent by applying a hydrophobic coating.