Bible Dictionaries
Combustion Chamber

Webster's Dictionary

(1):

A space over, or in front of , a boiler furnace where the gases from the fire become more thoroughly mixed and burnt.

(2):

The clearance space in the cylinder of an internal combustion engine where the charge is compressed and ignited.

Bibliography Information
Webster, Noah. Entry for 'Combustion Chamber'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​c/combustion-chamber.html. 1828.