1.
[syn: diesel, diesel engine, diesel motor]
The Collaborative International Dictionary of English v.0.48:
Diesel \Diesel\, Diesel engine \Die"sel en`gine\ or Diesel motor
\Die"sel mo`tor\ (d[=e]"zel). [After Dr. Rudolf Diesel, of
Munich, the inventor.]
A type of internal-combustion engine in which the air drawn
in by the suction stroke is so highly compressed that the
heat generated ignites the fuel (usually a heavy oil), the
fuel being automatically sprayed into the cylinder under
pressure. The Diesel engine has a very high thermal
efficiency.
[Webster 1913 Suppl.]
WordNet (r) 3.0 (2006):
diesel motor
n 1: an internal-combustion engine that burns heavy oil [syn:
diesel, diesel engine, diesel motor]