CHIMNEY, noun

1. In architecture, a body of brick or stone, erected in a building, containing a funnel or funnels, to convey smoke, and other volatile matter through the roof, from the hearth or fire-place, where fuel is burnt. This body of materials is sometimes called a stack of chimneys, especially when it contains two or more funnels, or passages.

2. A fireplace; the lower part of the body of brick or stone which confines and conveys smoke.