: a mixture of sodium hydroxide and slaked lime used especially to absorb moisture and gases
Example Sentences
Recent Examples on the WebWurzbacher and Gebald started by tinkering with the systems found in submarines, which use chemicals such as soda lime that lock onto CO2 molecules. Vince Beiser, Wired, 28 Dec. 2021
Word History
First Known Use
1862, in the meaning defined above
Medical Definition
soda lime
noun
: a granular mixture of calcium hydroxide with sodium hydroxide or potassium hydroxide or both used to absorb moisture and acid gases and especially carbon dioxide (as in gas masks, in the rebreathing technique of inhalation anesthesia, and in oxygen therapy)