Translation guide
How to express 'trigger' in Japanese, covering both the noun (a cause or stimulus) and the verb (to initiate or set off).
Referring to something that causes a reaction, event, or emotional response.
Literally 'trigger' of a gun, but commonly used metaphorically for any event that sets off a chain reaction. Neutral in tone.
That incident became the trigger for the war.
A chance, opportunity, or impetus that starts something. Often used for positive or neutral triggers, like starting a hobby or a conversation.
Meeting him was the trigger for studying abroad.
A contributing cause or inducement. More formal and often used in medical, psychological, or analytical contexts.
Stress can be a trigger for illness.
Loanword from English, used mainly in technical fields like electronics, programming, or psychology. Not common in everyday speech.
This circuit operates on a trigger signal.
Expressing the action of initiating an event, often suddenly or as a direct result.
To cause, bring about, or trigger (usually negative events like accidents, problems, or conflicts). Transitive verb.
That remark triggered a huge controversy.
To induce or trigger (often medical conditions, reactions, or events). More formal than 引き起こす.
a substance that triggers an allergic reaction
To activate or trigger a device or mechanism. Used for machines, alarms, etc.
The sensor triggered the alarm.
Describing when something provokes a strong emotional or psychological response.
To stimulate or provoke. Can be used for both positive and negative emotional triggers.
The movie triggered his trauma.
Literally 'to cause emotions'. A more explicit way to say something triggers feelings.
To evoke or call forth (memories, emotions). Often used for memories or past feelings.
引き金 emphasizes a direct cause-and-effect, often with a negative connotation (like pulling a trigger). きっかけ is more neutral or positive, implying an opportunity or starting point. Use きっかけ for personal stories or positive changes.
A broken heart was the trigger for starting a diet.
A broken heart triggered depression.
The English verb 'trigger' is often translated as 引き起こす or 誘発する, but not as トリガーする, which is unnatural. Use the appropriate Japanese verb based on context.
That song triggers nostalgic feelings.
The smell triggered childhood memories.