Stone, masonry, prefabricated metal, or a wood framed structure, containing one or more flues, projecting through and above the roof.
Merriam-Webster Online Dictionarychimney
dialect - fireplace hearth
a vertical structure incorporated into a building and enclosing a flue or flues that carry off smoke , especially the part of such a structure extending above a roof
a tube usually of glass placed around a flame (as of a lamp)
something resembling a chimney as
a) a narrow cleft or passage in rock
b) a tall column of rock on the ocean floor that is formed by the precipitation of minerals from superheated water issuing from a vent in the earth's crust and rising through the column of rock