adjacent · adjective /əˈdʒeɪ.sənt/
adjacent
C2 If two things are adjacent, they are next to each other.
Dictionary examples:
The fire started in an adjacent building.
We can meet in the parking area adjacent to the gardens.
Learner example:
I assume better infrastructure and a parking lot adjacent to the library would make a huge difference. (Certificate of Proficiency in English; C2; Dutch)
