Impermeable and Rainproof

Impermeable

Impermeable adjective - Impossible to get through or into.

Rainproof is a synonym for impermeable. In some cases you can use "Rainproof" instead the word "Impermeable" as an adjective or a noun. popular alternative

Nearby Word: impermeability

Rainproof

Rainproof adjective - Not permitting the passage of water.
Show all Definitions
Synonyms for Rainproof

Impermeable is a synonym for rainproof in impervious to water topic. You can use "Impermeable" instead the word "Rainproof" as an adjective or a noun.
Cite this Source
Rainproof and Impermeable. (2016). Retrieved 2026, August 18, from https://thesaurus.plus/related/impermeable/rainproof
Impermeable & Rainproof. N.p., 2016. Web. 18 Aug. 2026. <https://thesaurus.plus/related/impermeable/rainproof>.
Rainproof or Impermeable. 2016. Accessed August 18, 2026. https://thesaurus.plus/related/impermeable/rainproof.
Google Ngram Viewer shows how "impermeable" and "rainproof" have occurred on timeline