waterproof
Translation
waterproof, impermeable
Examples
My new jacket is waterproof.
My new jacket is waterproof.
You need waterproof boots for this hike.
You need waterproof boots for this hike.
Grammar Patterns
((a waterproof + noun)) a noun that is waterproof I bought a waterproof coat.
Similar Words
Synonyms: impermeable, watertight; Antonyms: permeable, absorbent
Etymology
A compound of 'water' and 'proof', meaning resistant to water.
Memory Tips
Think of it as being 'proof' against water, like a shield that water cannot penetrate.