LIMEWATER
limewater
(noun) solution of calcium hydroxide in water used as an antacid
Source: WordNet® 3.1
Etymology
Noun
limewater (countable and uncountable, plural limewaters)
(inorganic chemistry) a solution of calcium hydroxide in water, used as a simple test for carbon dioxide, and in skin preparations.
Synonyms
• pickling lime
Source: Wiktionary
Lime"wa`ter, n.
Definition: Water impregnated with lime; esp., an artificial solution of
lime for medicinal purposes.
Source: Webster’s Unabridged Dictionary 1913 Edition