Chimneystack
The Century Dictionary and Cyclopedia
noun.
A group of chimneys carried up together.
the GNU version of the Collaborative International Dictionary of English
noun.
the part of the chimney that is above the roof; it usually has several flues.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the part of the chimney that is above the roof; usually has several flues
Word Usage
"Far worse, following my too-brief possession of a spectacular position, was the chimneystack directly outside that completely screened any view."