rainproof
waterproof (for use outdoors); resistant to rain
Adjective
- waterproof (for use outdoors); resistant to rain
Origin
Etymology tree Proto-Indo-European *Hréǵʰ-der. Proto-Indo-European *Hréǵʰnos? Proto-Germanic *regną Proto-West Germanic *regn Old English reġn Middle English reyn English rain English -proof English rainproof From rain + -proof.
Forms
Verb
- To make rainproof.