catalyst   (Sound)

The catalyst has 2 Senses.

• accelerator, catalyst
• 触媒
• (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
• それ自体は影響を受けることなく化学反応を起こしたり促進したりする物質

• catalyst
• 触媒
• something that causes an important event to happen; "the invasion acted as a catalyst to unite the country"
• 重大な事件を引き起こすもの