(līm) noun
A white, earthlike calcium oxide, CaO. It is produced artificially by calcining calcium carbonate, as limestone, marble, or seashells, yielding the anhydrous calcium–oxide quicklime, which with water forms slaked lime. It also readily absorbs moisture from the air, forming air–slaked lime.
—v.t. limed, lim·ing
1. To apply lime to.
2. To catch with or as with birdlime; ensnare.
3. To cement. [OE līm]

(līm) noun
1. A small tree (Citrus aurantifolia) of the rue family, native in tropical regions.
2. Its small, green, lemonlike, acid fruit. [<F <Sp. lima <Arabic limah. Related to LEMON.]