Adjoin means to be next to or touch something directly. It shows two things are side by side or connected.
My room adjoins the kitchen.
The park adjoins the school.
Adjoin can mean that two areas of land or property share a common boundary. It is often used in law and real estate.
Their land adjoins the river bank.
The property adjoins city land.
Adjoin can mean to attach or connect one object to another so they are next to each other physically.
The new wing adjoins the old building.
A porch adjoins the house on the east side.
In math, adjoin means to add or connect something new, like a number or element, to an existing set or group.
We adjoin a new number to the sequence.
Adjoin a matrix to the original set.
Adjoin can mean joining or uniting groups, ideas, or things in a less physical, more formal or abstract way.
The two groups adjoin to form a coalition.
Different cultures adjoin in the festival.