[lahym-waw-ter, -wot-er]


an aqueous solution of slaked lime, used in medicine, antacids, and lotions, and to absorb carbon dioxide from the air.
water containing naturally an unusual amount of calcium carbonate or calcium sulfate.

Origin of limewater

First recorded in 1660–70; lime1 + water Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for limewater

Historical Examples of limewater

  • This may require peptonizing to be digested, or it may have to be modified with limewater.

    Dietetics for Nurses

    Fairfax T. Proudfit

  • If it should disagree, it may be peptonized or modified with limewater.

    Dietetics for Nurses

    Fairfax T. Proudfit

  • Limewater prescribed by physicians in cases of illness is a well-known base.

    General Science

    Bertha M. Clark

  • Taylor advises equal parts of oil and limewater, for the oil invests the poison, and the lime renders it less soluble.

    Memoranda on Poisons

    Thomas Hawkes Tanner

  • Limewater is also satisfactory for preserving eggs and is slightly less expensive than water glass.

    Every Step in Canning

    Grace Viall Gray

British Dictionary definitions for limewater



a clear colourless solution of calcium hydroxide in water, formerly used in medicine as an antacid
water that contains dissolved lime or calcium salts, esp calcium carbonate or calcium sulphate
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