waterproofness

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English

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Etymology

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From waterproof +‎ -ness.

Noun

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waterproofness (uncountable)

  1. The property of being waterproof.
    • 1961 February, “Talking of Trains: New L.T. research laboratory”, in Trains Illustrated, page 77:
      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.

References

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