igniter

Noun

Any device that is used to ignite something, especially a fuel mixture, or a charge of explosive

Japanese Meaning

点火装置：燃料混合物や爆薬などに火をつけるための装置

The engineer replaced the faulty igniter to prevent a dangerous misfire during the rocket test.

技術者はロケット試験中の危険な失火を防ぐために故障した点火装置を交換した。

Sense（1）

Any device that is used to ignite something, especially a fuel mixture, or a charge of explosive

igniters

（ plural ）