- to be next to; be contiguous to
- to unite or annex (to a person or thing)
Origin of adjoinMiddle English ajoinen from Old French ajoindre from Classical Latin adjungere from ad-, to (see ad-) + jungere: see join
to be next to each other; be in contact
verbad·joined, ad·join·ing, ad·joins
- To be next to; be contiguous to: property that adjoins ours.
- To attach: “I do adjoin a copy of the letter that I have received” ( John Fowles )
To be contiguous.
Origin of adjoinMiddle English ajoinen from Old French ajoindre ajoin- from Latin adiungere to join to ad- ad- iungere to join ; see yeug- in Indo-European roots.
(third-person singular simple present adjoins, present participle adjoining, simple past and past participle adjoined)
- To be in contact or connection with.
- The living room and dining room adjoin each other.
- (mathematics, chiefly algebra and number theory) To extend an algebraic object (e.g. a field, a ring, etc.) by adding to it (an element not belonging to it) and all finite power series of (the element).
- can be obtained from by adjoining to .