quicklime
/ˈkwɪkˌlaɪm/
noun
- A white, caustic substance (calcium oxide) made by heating limestone, used in making cement, mortar, and in agriculture.
- Quicklime is mixed with water to produce slaked lime for plaster.
- Farmers sometimes spread quicklime on fields to adjust soil pH.
- The construction workers used quicklime to make mortar for the bricks.