waterproof
UK /ˈwɔːtəˌpruːf/ · US /ˈwɔt̬ɚˌpruf/ adjective, verb, noun
Forms waterproofs waterproofing waterproofed
- adjective (loosely, but common) Resistant to the effects of water.
- adjective (strictly) Made of or covered with material that doesn't allow water in; impervious to water and immune to its effects.
- adjective (figurative) Incapable of failing; unassailable.
- adjective (uncommon, of organisms) Not dependent on an aquatic environment to live; thus, able to live on dry land, or at least in a semiaquatic environment.
- verb To make waterproof or water-resistant.
- noun A substance or preparation for rendering cloth, leather, etc., impervious to water.
- noun Cloth made waterproof, or any article made of such cloth, or of other waterproof material, as rubber; especially, an outer garment made of such material.
Synonyms
water-resistant waterfast watertight raincoat rainproof waterproofed
Etymology
From water + -proof. Compare West Frisian wetterproef (“waterproof”), Dutch waterproef (“waterproof”).
Webster’s 1913
- adjective Proof against penetration or permeation by water; impervious to water; as, a waterproof garment; a waterproof roof.
- noun A substance or preparation for rendering cloth, leather, etc., impervious to water.
- noun Cloth made waterproof, or any article made of such cloth, or of other waterproof material, as rubber; esp., an outer garment made of such material.
- verb To render impervious to water, as cloth, leather, etc.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “waterproof”, CC BY-SA 4.0. Details