ETYM Old Eng. kilne, kulne, AS. cyln, cylen; akin to Icel. kylna; prob. from the same source as coal. Related to Coal.
A large oven for firing or burning or drying such things as porcelain or bricks.
High-temperature furnace used commercially for drying timber, roasting metal ores, or for making cement, bricks, and pottery. Oil- or gas-fired kilns are used to bake ceramics at up to 1,760şC/3,200şF; electric kilns do not generally reach such high temperatures.