noun
- devices that start combustion or ignition in engines, furnaces, or other equipment
Usage: technical; plural of ignitor
Examples
- The mechanic replaced all four ignitors in the car engine.
- Faulty ignitors can cause the furnace to fail to start.
- The gas stove’s ignitors clicked repeatedly before lighting the burner.
- Aircraft engines require reliable ignitors for safe operation.
- The technician tested each of the ignitors before reassembling the unit.
- Modern ignitors are more durable than older spark plug designs.