Pronunciation

/wɜːˈtʃuːfl/

Definitions

• Adjective: Characterized by being impervious to water; not allowing water to pass through or penetrate. For example: “The backpack is waterproof, so it’s perfect for hiking.”
• Verb: To make (a material) resistant to water; to impregnate with a water-repellent substance. For example: “The company treated the fabric to make it waterproof.”

Phrases

• “Waterproof material” refers to a substance that resists water penetration.
• “Waterproof coating” is a layer applied to protect something from water damage.
• “Waterproof seal” denotes a barrier that prevents water from entering.

Example Sentences

• Adjective: “The tent is waterproof, so we won’t have to worry about rain.”
• Verb: “They waterproofed the roof to prevent leaks during heavy rainfall.”

Synonyms

• Water-resistant
• Impervious
• Non-porous
• Waterproofed
• Sealed against water

Antonyms

• Water-permeable
• Moisture-sensitive
• Vulnerable to water damage