adverd

The meaning of the word "around" as an adverb can include:
(Spatially) In the vicinity of, surrounding, nearby, in various directions
(Temporally) Approximately, roughly, about
(Quantitatively) Approximately, roughly
(Conditionally) Near, surrounding, in a relaxed manner

preposition

"Around" is a preposition that indicates a range of position, time, quantity, and other similar concepts. Its common meanings in English include "surrounding," "near," "close to," and "in the vicinity of."

Example

adverd

1. She was feeling nervous, so I sat around her to keep her calm.
2. I looked around the room but couldn't find my keys.
3. I usually get up around 7am.
4. There were around 50 people at the party.
5. She was feeling nervous, so I sat around her to keep her calm.

preposition

1. I saw a squirrel running around the park.
2. Let's meet around 3 PM.
3. There are around 20 people in the room.