To "evacuate ___" means to leave a place quickly because of a disaster or emergency. Some examples are:
- You might have to evacuate your home if there's a hurricane, flood, or other natural disaster.
- People "evacuate" a building when it's on fire.
- In science fiction movies and TV shows, the people on a space ship sometimes have to evacuate if their ship is attacked.
You can use the word "evacuate" with an object after it like this:
Or you can avoid putting something after "evacuate":
All residents within a 5-kilometer radius have been instructed to evacuate.