Try Our Apps


Supposedly vs. Supposably

water seal

a small amount of water contained in the trap of a drain to prevent the passage of foul smells
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
Cite This Source
Examples from the Web for water seal
Historical Examples
  • The water seal in the traps may evaporate, and thus give direct sewer-air connection with the house.

    Convenient Houses Louis Henry Gibson
  • At S and T are glands which provide a water seal against the inleakage of air and the outleakage of steam.

    Steam Turbines Hubert E. Collins
  • Both tubes were connected to a water seal bottle, and the dressing was applied.

    Warren Commission (4 of 26): Hearings Vol. IV (of 15) The President's Commission on the Assassination of President Kennedy

Word of the Day

Word Value for water

Scrabble Words With Friends