noun
safety match
A match that ignites only when struck against a specially prepared surface, reducing accidental ignition.
安全マッチは箱の側面で擦らないと火がつかない。
Safety matches won't light unless you strike them against the side of the box.
A general match; 安全マッチ specifically refers to the safety type that requires a special striking surface.
Compound of 安全 (safety) and マッチ (match), a straightforward modern term.