待機
待機する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 待機する | 待機しない |
| Polite | 待機します | 待機しません |
| Past polite | 待機しました | 待機しませんでした |
| Past | 待機した | 待機しなかった |
| Te-form | 待機して | 待機しないで |
| Desire | 待機したい | 待機したくない |
| Potential | 待機できる | 待機できない |
| Passive | 待機される | 待機されない |
| Causative | 待機させる | 待機させない |
| Causative passive | 待機させられる | 待機させられない |
| Volitional | 待機しよう | |
| Polite volitional | 待機しましょう | |
| Imperative | 待機しろ | 待機するな |
| Conditional | 待機すれば | 待機しなければ |
| Tara conditional | 待機したら | 待機しなかったら |
Meanings
noun, noun or participle which takes 'suru', intransitive verb
standing by; awaiting an opportunity; being on alert
Used for people, equipment, or systems ready to act when needed. Common in business, military, and technical contexts.
The ambulance crew is standing by near the scene.
The system is on standby until instructions are given.
noun, noun or participle which takes 'suru', intransitive verb
Medical or public-health use: staying isolated to prevent disease spread. Often used in compounds like 待機期間 (quarantine period).
Those suspected of infection should quarantine at home.
Usage patterns
- 〈場所〉で待機するto stand by at a place
The ambulance was standing by in front of the hospital.
- 自宅で待機するto self-isolate at home
Since there was a suspected infection, he had to stay quarantined at home for a while.
- 〈人〉に待機を命じるto order someone to stand by
The boss ordered everyone to stand by.
- 〈時〉まで待機するto remain on standby until a certain time
Please stand by until you receive instructions.