3. To treat with lime, or oxide or hydrate of calcium; to manure with lime; as, to lime hides for removing the hair; to lime sails in order to whiten them. Land may be improved by draining, marling, and liming. (Sir j. Child)
(Science: botany) a fruit allied to the lemon, but much smaller; also, the tree which bears it. There are two kinds; citrus Medica, var. Acida which is intensely sour, and the sweet lime (c. Medica, var. Limetta) which is only slightly sour.
2. (Science: chemistry) oxide of calcium; the white or gray, caustic substance, usually called quicklime, obtained by calcining limestone or shells, the heat driving off carbon dioxide and leaving lime. It develops great heat when treated with water, forming slacked lime, and is an essential ingredient of cement, plastering, mortar, etc.
lime is the princi 8c4 pal constituent of limestone, marble, chalk, bones, shells, etc. Caustic lime, calcium hydrate or slacked lime; also, in a less technical sense, calcium oxide or quicklime. Lime burner, one who burns limestone, shells, etc, to make lime. Lime light. See calcium light under calcium. Lime pit, a limestone quarry. Lime rod, lime twig, a twig smeared with birdlime; hence, that which catches; a snare.