a flaky deposit left in containers such as kettles by the action of heat on water containing calcium salts Often shortened to scale
[lahym-stohn] /ˈlaɪmˌstoʊn/ noun 1. a sedimentary rock consisting predominantly of calcium carbonate, varieties of which are formed from the skeletons of marine microorganisms and coral: used as a building and in the manufacture of . /ˈlaɪmˌstəʊn/ noun 1. a sedimentary rock consisting mainly of calcium carbonate, deposited as the calcareous remains of marine animals or […]
noun 1. a variety of lettuce derived from Bibb lettuce.
- Limestone pavement
noun 1. (geology) a horizontal surface of exposed limestone in which the joints have been enlarged, cutting the surface into roughly rectangular blocks See also clint, grike
noun, Chemistry. 1. a mixture of lime and sulfur that has been boiled in water: used in powdered form or in aqueous solution as an insecticide, a fungicide, and a sheep dip.