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 (wô′tər-tīt′, wŏt′ər-)
1. So tightly made that water cannot enter or escape.
2. Having no flaws or loopholes; impossible to fault, refute, or evade: a watertight alibi; a watertight contract.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. not permitting the passage of water either in or out: a watertight boat.
2. without loopholes: a watertight argument.
3. kept separate from other subjects or influences: different disciplines are often thought of in watertight compartments.
ˈwaterˌtightness n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈwɔ tərˌtaɪt, ˈwɒt ər-)

1. constructed or fitted so tightly as to be impervious to water.
2. so devised as to be impossible to nullify or discredit.
wa′ter•tight`ness, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.watertight - not allowing water to pass in or out
tight - of such close construction as to be impermeable; "a tight roof"; "warm in our tight little house"
2.watertight - without flaws or loopholeswatertight - without flaws or loopholes; "an ironclad contract"; "a watertight alibi"; "a bulletproof argument"
incontestable, incontestible - incapable of being contested or disputed
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
su sızdırmaz


[ˈwɔːtətaɪt] ADJ
1. [bottle, container, seal] → hermético; [compartment, boat, ship] → estanco; [door] → de cierre hermético
2. (fig) [alibi] → perfecto; [agreement] → sin lagunas; [guarantee, embargo] → sólido; [argument, theory] → irrefutable
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


[ˈwɔːtərtaɪt] adj
[container] → étanche
(= strong) [case, argument, agreement] → en bétonwater tower nchâteau m d'eauwater vapour nvapeur f d'eauwater vole n (mainly British)rat m d'eau
Collins English/French Electronic Resource. © HarperCollins Publishers 2005


[ˈwɔːtəˌtaɪt] adj (compartment, seal) → stagno/a (fig) (excuse, argument) → inattaccabile
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995


(ˈwoːtə) noun
a colourless, transparent liquid compound of hydrogen and oxygen, having no taste or smell, which turns to steam when boiled and to ice when frozen. She drank two glasses of water; `Are you going swimming in the sea?' `No, the water's too cold'; Each bedroom in the hotel is supplied with hot and cold running water; (also adjective) The plumber had to turn off the water supply in order to repair the pipe; transport by land and water.
1. to supply with water. He watered the plants.
2. (of the mouth) to produce saliva. His mouth watered at the sight of all the food.
3. (of the eyes) to fill with tears. The dense smoke made his eyes water.
ˈwaters noun plural
a body of water such as the sea, a river etc. the stormy waters of the bay.
ˈwatery adjective
1. like water; diluted. a watery fluid.
2. (of eyes) full of fluid eg because of illness, cold winds etc.
3. (of a colour) pale. eyes of a watery blue.
ˈwateriness noun

water boatman

a water insect with oarlike back legs that propel it through the water.
ˈwaterborne adjective
carried or transmitted by water. Typhoid is a waterborne disease.
ˈwater-closet noun
(abbreviation WC (dabljuˈsiː) ) a lavatory.
ˈwater-colour noun
a type of paint which is thinned with water instead of with oil.
ˈwatercress noun
a herb which grows in water and is often used in salads.
ˈwaterfall noun
a natural fall of water from a height such as a rock or a cliff.
ˈwaterfowl noun or noun plural
a bird or birds which live on or beside water.
ˈwaterfront noun
that part of a town etc which faces the sea or a lake. He lives on the waterfront.
ˈwaterhole noun
a spring or other place where water can be found in a desert or other dry country. The elephant drank from the waterhole.
ˈwatering-can noun
a container used when watering plants.
water level
the level of the surface of a mass of water. The water level in the reservoir is sinking/rising.
ˈwaterlilyplural ˈwaterlilies noun
a water plant with broad flat floating leaves.
ˈwaterlogged adjective
(of ground) soaked in water.
water main
a large underground pipe carrying a public water supply.
a type of melon with green skin and red flesh.
ˈwaterproof adjective
not allowing water to soak through. waterproof material.
a coat made of waterproof material. She was wearing a waterproof.
to make (material) waterproof.
ˈwatershed noun
an area of high land from which rivers flow in different directions into different basins.
ˈwater-skiing noun
the sport of skiing on water, towed by a motor-boat.
ˈwater-ski verb
ˈwatertight adjective
made in such a way that water cannot pass through.
water vapour
water in the form of a gas, produced by evaporation.
ˈwaterway noun
a channel, eg a canal or river, along which ships can sail.
ˈwaterwheel noun
a wheel moved by water to work machinery etc.
ˈwaterworks noun singular or plural
a place in which water is purified and stored before distribution to an area.
hold water
to be convincing. His explanation won't hold water.
in(to) deep water
in(to) trouble or danger. I got into deep water during that argument.
water down
to dilute. This milk has been watered down.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
References in periodicals archive ?
Once the submittal is approved, the plant undergoes an unannounced inspection that includes a watertightness test on a tank chosen at random.
An (http://www.ibtimes.com/missing-argentine-submarine-latest-ara-san-juan-could-not-guarantee-watertightness-2647406) internal documen t released in late January showed that the submarine was "limited" in how deep it could go, and that beyond a certain depth it could not "guarantee its watertightness," according to Argentinian journalist Juan Amorin.
As shown in Figure 11, it was estimated at 8.5 x [10.sup.-5] cm/sec and the watertightness of the core zone is judged to be fully secured so that they may serve as a seepage barrier.
Longitudinal watertightness In view of the possible impact which moisture can have on the fibres it is hardly surprising that longitudinal watertightness is one of the most important environmental parameters for FO cables.
In addition to such undesirable practices, a building's initial design represents a major contributing factor to long-term watertightness. Rhys Steel, chartered building surveyor at Cavendish Maxwell, says that an ideal design will consider the typical climate in which a building is situated, but will also account for extremities to ensure the structure is "future proof".
It's also worth recording the comments of the Controller of the Navy who wrote: "Kelly was got into harbour not only by the good seamanship of the officers and men, but also on account of the excellent workmanship which ensured the watertightness of the other compartments.
[It's also worth recording the com-Turn to Page 22 From Page 21 ments of the Controller of the Navy who wrote: "Kelly was got into harbour not only by the good seamanship of the officers and men, but also on account of the excellent workmanship which ensured the watertightness of the other compartments.
By the use of a specifically shaped new CS2 elevator, the membrane elevation can be also performed in cases where the bone is insufficiently mineralized and watertightness is not perfect, with consequent leakage of the physiological solution; a great support for the operator and a higher guarantee of success!
Due to the advantages of strong ability to adapt differential deformation, short construction period, low cost, field preservation, low carbon, and environment protection, geomembranes have increasingly replaced traditional barrier materials such as compacted clay, cement concrete, asphalt concrete, or grouting as watertightness of earth and rock-fill dam.
Pressure sensitive films were covered with gelatine to maintain watertightness. Joint surfaces where these sensitive films had been placed were also dried.