lime (redirected from limed)

lime (līm)

1. calcium oxide, a corrosively alkaline and caustic earth, CaO; having various industrial uses and also a pharmaceutic necessity.

2. the acid fruit of the tropical tree, Citrus aurantifolia; its juice contains ascorbic acid.

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soda lime  see under soda.

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lime ¹ (lm)

n.

1. A spiny evergreen shrub or tree (Citrus aurantifolia) native to Asia and having leathery leaves, fragrant white flowers, and edible fruit.

2. The egg-shaped fruit of this plant, having a green rind and acid juice used as flavoring.

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lime ² (lm)

n.

1. Any of various mineral and industrial forms of calcium oxide differing chiefly in water content and percentage of constituents such as silica, alumina, and iron.

2. See calcium oxide.

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lime

Etymology: AS, lim

1 any of several oxides and hydroxides of calcium. The various kinds of lime have many uses, including the treatment of sewage, the purification of water and refining of sugar, and the manufacture of materials such as plaster and fertilizers.

2 a citrus fruit yielding a juice with a high ascorbic acid content. Lime juice was one of the first effective agents to be used in the treatment of scurvy. See also ascorbic acid, scurvy.

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lime

1. calcium oxide, a corrosively alkaline earth, used for absorbing carbon dioxide from air.

2. agricultural lime, feed lime and chalk, which are all calcium carbonate. Lime for building mortar is calcium hydroxide; quick lime is calcium oxyhydroxide.

3. the acid fruit of Citrus aurantifolia.

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chlorinated lime, chloride of lime

a disinfectant and antiseptic with properties similar to chlorine. Contains at least 30% available chlorine which is quickly inactivated by organic material. Called also bleaching powder. In combination with sodium carbonate and sodium bicarbonate, it forms dakin's solution which is used for wound disinfection.

sulfurated lime

see lime-sulfur.

lime water

a saturated aqueous solution of calcium hydroxide.