watertightnessn.
/ˈwɔːtəˌtʌɪtnᵻs/, U.S. /ˈwɔdərˌtaɪtnᵻs/, /ˈwɑdərˌtaɪtnᵻs/ The state of being watertight. Also figurative.
ΘΚΠ
the world > matter > liquid > dryness > [noun] > waterproof or watertight condition
watertight1539
watertightness1826
waterproofness1860
waterproofing1879
the world > space > relative position > closed or shut condition > [noun] > water- or air-pressure-tight closure
Hermes' seal1605
hermetic seal1663
watertightness1826
pressure tightness1945
1826 Repertory Patent Inventions 2 112 Relating to the water-tightness of the dam.
1882 Athenæum 6 May 564/3 To have one's representations as to the drainage or watertightness of one's house neglected.
1944 W. Morgan in R. Greenhalgh Pract. Builder ix. 298/1 The more thorough the grading, the denser will be the concrete and hence the greater its strength and watertightness.
1970 Motoring Which? July 117/2 We wanted to make the material ‘breathe’, to check on the watertightness of the casing.
1998 Advertiser (Adelaide) (Nexis) 30 Nov. The watertightness of the pre-nupital agreement which Jagger reportedly secured to protect his fortune from an unlimited claim.
2012 Sunday Tel. (Nexis) 29 Jan. (Life section) 7 My main reservation..concerns the long-term watertightness of the existing conservatory roof.
This entry has been updated (OED Third Edition, September 2015; most recently modified version published online December 2021).
<
n.1826