#internal-combustion_engine__ICE  a heat engine in which combustion occurs inside the engine rather than in a separate furnace; heat expands a gas that either moves a piston or turns a gas turbine
  supertype:  heat_engine  any engine that makes use of heat to do work
  subtype:  diesel_engine  four-stroke_engine  gas_engine  gasoline_engine  outboard_motor  radial_engine  reciprocating_engine  rotary_engine  valve-in-head_engine
  part:  engine_block  pressure-feed_lubricating_system  poppet_valve  self-starter  supercharger
  part of:  motorboat__powerboat  a boat propelled by an internal-combustion engine
  part of:  motor_vehicle__motorvehicle__automotive_vehicle  a self-propelled wheeled vehicle that does not run on rails

No statement uses or specializes internal-combustion_engine; click here to add one.