from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A compartment in a steam engine through which steam is delivered from the boiler to a cylinder.
from the GNU version of the Collaborative International Dictionary of English
- n. the box or chamber from which steam is distributed to the cylinder of a steam engine, steam pump, etc., and which usually contains one or more valves; -- called also valve chest, and valve box. See Illust. of Slide valve, under Slide.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the chamber from which steam is distributed to a cylinder
Sorry, no etymologies found.