**Lockdown** — a situation in which a building, area, or country is closed or restricted due to a crisis or emergency, such as a natural disaster, a fire, a pandemic, or a security threat.
Here are some examples of using the word **«lockdown»** in English:
1. The entire city was placed under a strict lockdown due to a terrorist threat.
2. Schools and universities were forced to go into lockdown after receiving a bomb threat.
3. The government imposed a lockdown on all non-essential businesses to control the spread of the virus.
4. Residents were advised to stay at home and avoid unnecessary travel during the lockdown period.
5. The lockdown measures included a curfew and restrictions on public gatherings.
6. The company implemented a work-from-home policy and put all offices on lockdown to prevent the spread of infection.
7. The lockdown lasted for several weeks, causing economic hardship for many businesses.
8. The police responded quickly and secured the area, putting it under lockdown to prevent further violence.
9. The prison went into lockdown after an escape attempt was made.
10. The lockdown was lifted after the threat had passed, and life returned to normal.