enclose (someone or something) (with)in (something)
To put something around someone or something to hold or restrain it. My mother enclosed my medal in glass so that it wouldn't get scratched. If you let the dogs go outside alone, make sure to enclose them within the fenced part of the yard.
enclose someone or something (with)in something
to contain someone, something, or some space inside of something. The police enclosed the people in a safe area while the accident was being cleaned up. The farmer enclosed the pig within a new pen.