Also called burnt lime , calcium oxide , caustic lime , calx , quicklime. a white or grayish-white, odorless, lumpy, very slightly water-soluble solid, CaO, that when combined with water forms calcium hydroxide (slaked lime), obtained from calcium carbonate, limestone, or oyster shells

used chiefly in mortars, plasters, and cements, in bleaching powder, and in the manufacture of steel, paper, glass, and various chemicals of calcium.

a calcium compound for improving crops grown in soils deficient in lime.

birdlime.

to treat (soil) with lime or compounds of calcium.

to smear (twigs, branches, etc.) with birdlime.

to catch with or as if with birdlime.

to paint or cover (a surface) with a composition of lime and water; whitewash

The government buildings were freshly limed.