Definition of 'adjoin'
- lie adjacent to another or share a boundary; "Canada adjoins the U.S."; "England marches with Scotland"
Synonyms: border edge abut march butt butt against butt on
- be in direct physical contact with; make contact; "The two buildings touch"; "Their hands touched"; "The wire must not contact the metal cover"; "The surfaces contact at this point"
Synonyms: touch meet contact
- attach or add; "I adjoin a copy of your my lawyer's letter"