Dictionary.com

watertight

[ waw-ter-tahyt, wot-er- ]
/ ˈwɔ tərˌtaɪt, ˈwɒt ər- /
Save This Word!

adjective
constructed or fitted so tightly as to be impervious to water: The ship had six watertight compartments.
so devised or planned as to be impossible to defeat, evade, or nullify: a watertight contract; a watertight alibi.
QUIZ
QUIZ YOURSELF ON AFFECT VS. EFFECT!
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of watertight

Middle English word dating back to 1350–1400; see origin at water, tight

OTHER WORDS FROM watertight

wa·ter·tight·ness, nounnon·wa·ter·tight, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use watertight in a sentence

  • Again the work has to be done uniformly well, not only for appearance sake but because of the necessity of watertightness.

    Concrete Construction|Halbert P. Gillette
  • Exceptionally good concreting is essential in tank work if watertightness is to be secured.

    Concrete Construction|Halbert P. Gillette

British Dictionary definitions for watertight

watertight
/ (ˈwɔːtəˌtaɪt) /

adjective
not permitting the passage of water either in or outa watertight boat
without loopholesa watertight argument
kept separate from other subjects or influencesdifferent disciplines are often thought of in watertight compartments

Derived forms of watertight

watertightness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK