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Definition of Ringer's solution
1. Noun. An aqueous solution containing the chlorides of sodium and potassium and calcium that is isotonic to animal tissues; used to correct dehydration and (in physiological experiments) as a medium for in vitro preparations.
Medical Definition of Ringer's solution
1. A solution resembling the blood serum in its salt constituents; it contains 8.6 g of NaCl, 0.3 g of KCl, and 0.33 g of CaCl2 in each 1000 ml of distilled water; used topically for burns and wounds, a salt solution usually used in combination with naturally occurring body substances (e.g., blood serum, tissue extracts) and/or more complex chemically defined nutritive solution's for culturing animal cells. See: Ringer's injection. (05 Mar 2000)