35 entries under impervious topic. ×
| hermetically-impervious(adjective, tight, proof, hermetic) | |
| hermetically-sealed(adjective, tight, proof, hermetic) | |
| leaktight(adjective, tight, proof, hermetic) | |
| liquid-tight(adjective, tight, proof, hermetic) | |
| nonleaking(adjective, tight, proof, hermetic) | |
| pressureproof(adjective, tight, proof, hermetic) | |
| pressurised(adjective, tight, proof, hermetic) | |
| pressurized(adjective, tight, proof, hermetic) | |
| retentive(adjective, tight, proof, hermetic) | |
| sealed-in(adjective, tight, proof, hermetic) | |
| tightly sealed(adjective, tight, proof, hermetic) | |
| totally enclosed(adjective, tight, proof, hermetic) | |
| water-proof(adjective, tight, proof, hermetic) | |
| water-tight(adjective, tight, proof, hermetic) | |
| reclosable(adjective, tight, proof, hermetic) |
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| APA | Smart Define. (2015). waterproof thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/waterproof/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "waterproof thesaurus" https://smartdefine.org/waterproof/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, waterproof thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/waterproof/thesaurus/synonyms>. |
| MLA | Smart Define. "waterproof thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/waterproof/thesaurus/synonyms> |