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Waterproofness
noun
Definitions
Noun
- 1 The property of being waterproof. uncountable
"In the fabric section, a textile twisting and tearing machine and a "Lissajou curve" [sic] abrader (covering a complete area in overlapping curves) are supplemented by apparatus for evaluating waterproofness, fibre diameter and light-fastness."
- 2 The condition of being so tightly made that water cannot enter or escape. wordnet
Etymology
From waterproof + -ness.
See also for "waterproofness"
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