noun
- devices that start combustion or ignition in engines, furnaces, or other equipment
- people or things that cause something to begin or start
Usage: figurative
Examples
- The mechanic replaced the faulty igniters in the gas furnace.
- Modern jet engines use electronic igniters instead of spark plugs.
- The rocket’s igniters fired in sequence to start the main engines.
- She was one of the igniters of the social movement.
- The igniters on the stove weren’t working properly.
- These protesters served as igniters for widespread reform.
- The technician checked all the igniters before starting the system.