from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To be next to; be contiguous to: property that adjoins ours.
- transitive v. To attach: "I do adjoin a copy of the letter that I have received” ( John Fowles).
- intransitive v. To be contiguous.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To be in contact or connection with.
- v. 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).
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To join or unite to; to lie contiguous to; to be in contact with; to attach; to append.
- intransitive v. To lie or be next, or in contact; to be contiguous.
- intransitive v. To join one's self.
from The Century Dictionary and Cyclopedia
- To join on or add; unite; annex or append.
- To be contiguous to or in contact with: as, his house adjoins the lake; a field adjoining the lawn.
- To be contiguous; lie or be next, or in contact: with to: as, “a farm adjoining to the highway,” Blackstone. To approach; join.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. lie adjacent to another or share a boundary
- v. be in direct physical contact with; make contact
- v. attach or add
Middle English ajoinen, from Old French ajoindre, ajoin-, from Latin adiungere, to join to : ad-, ad- + iungere, to join; see yeug- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Anglo-Norman adjoindre, from Latin adiungō. (Wiktionary)