society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [noun] > diesel > parts of (2)
(in a semi-diesel engine) an uncooled chamber connected to the cylinder head which is maintained at a sufficiently high temperature to vaporize…
In some diesel engines: a small chamber near the cylinder head in which a portion of fuel-air mixture can be compressed and heated to facilitate or…