limelight(redirected from calcium light)
Also found in: Dictionary, Thesaurus.
limelight:see calcium oxidecalcium oxide,
chemical compound, CaO, a colorless, cubic crystalline or white amorphous substance. It is also called lime, quicklime, or caustic lime, but commercial lime often contains impurities, e.g., silica, iron, alumina, and magnesia.
..... Click the link for more information. .
A light source once used in spotlights; it consisted of a block of lime heated to incandescence by means of an oxyhydrogen flame torch.
a. a type of lamp, formerly used in stage lighting, in which light is produced by heating lime to white heat
b. brilliant white light produced in this way