RAINPROOF Synonyms: 14 Similar and Opposite Words

rainproof

adjective

Definition of rainproof

as in waterproof

Related Words

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of rainproof The tent’s material is also rainproof and offers UV protection from the sun. — Jasmine Gomez, Travel + Leisure, 1 Oct. 2025 Rubber boots, plastic rain suits and rainproof ponchos keep you dry while handling outdoor emergencies. — Debbie Arrington, Sacramento Bee, 31 Jan. 2024 The Elite 4 also carries an IP55 rainproof rating, while the Active is an IP57 dust, water, and sweatproof rating. — John Thompson, menshealth.com, 5 Apr. 2023 This Under Armour best-seller is rainproof and has HeatGear shoulder straps for extra comfort. — Sabrina Talbert, Women's Health, 21 Mar. 2023

Recent Examples of Synonyms for rainproof

Adjective

This six-pack of extra-large waterproof storage bags isn’t just for moving (although parents of college students swear by these during move-in week).

— Stephanie Osmanski, Better Homes & Gardens, 25 Aug. 2026
Concrete is mixed with a crystalline, waterproof powder that blocks water from penetrating into it, protecting structures and extending their life.

— Dorany Pineda, Los Angeles Times, 23 Aug. 2026

Definition of waterproof

Adjective

For now, access appears limited to the steadily expanding group of organizations granted access to Claude Mythos Preview through Anthropic’s — not entirely watertight — private Project Glasswing initiative.

— Robert Hart, The Verge, 9 June 2026
Tunnels are also not truly watertight, requiring drainage measures like sump pumps and creating maintenance and reliability issues, the group advised.

— Skyler Swisher, The Orlando Sentinel, 15 Feb. 2026

Definition of watertight

Adjective

If using cold water for thawing, place chicken in leakproof packaging, submerge, and allow about 30 minutes for every pound.

— Sheena Chihak, Better Homes & Gardens, 20 Aug. 2026
With a leakproof straw lid and easy carry loop, this Hydro Flask water bottle is perfect for staying hydrated while on the go.

— BestReviews, Chicago Tribune, 19 Aug. 2026

Definition of leakproof

Browse Nearby Words

rainless

rainproof

rains

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Style

“Rainproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rainproof. Accessed 30 Aug. 2026.

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Synonyms of rainproof

adjective

Example Sentences

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