adjoin

UK/əˈd͡ʒɔɪn/US/əˈd͡ʒɔɪn/

verbC1Very rare — outside the 30,000 commonest English words, so you will meet it in writing rather than in speech — adjoining sits at #7,896Too rare in one of the two pools to compare — fewer than 20 uses in speech or in writing

Other forms: adjoining, adjoins, adjoined

To adjoin is to be next to and touching. The two rooms adjoin.

It means sharing a boundary rather than merely being near. To adjoin is used of land, rooms and countries and rarely of anything else.

Definitions of adjoin

1verbadjoinTo be next to and touching.C1
“The garden adjoins the churchyard along one wall.”

adjoin is a relation.

Where it comes from

Latin adiungere, to join to, from ad plus iungere, to join, the root of junction.

Latin
adiungō
Anglo-Norman
adjoindre
English, today
adjoin

From Anglo-Norman adjoindre, from Latin adiungō.

Etymology from Wiktionary, CC BY-SA

Practise this word

adjoin in the wild

Many clock towers are freestanding structures but they can also adjoin or be located on top of another building.
Clock tower
The cities of New Smyrna Beach and Edgewater, the Merritt Island National Wildlife Refuge and the Kennedy Space Center adjoin the lagoon.
Mosquito Lagoon
Heath Park and University Hospital of Wales adjoin.
Birchgrove, Cardiff
The districts which adjoin Aligarh are (clockwise from north) Gautam Buddha Nagar, Bulandshahr, Sambhal, Badaun, Kasganj, Hathras and Mathura of Uttar Pradesh and Palwal district of Haryana.
Aligarh district
To the north homes directly adjoin an upland in Hampshire which is a military training area.
Heath End, Surrey

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From Wikipedia, CC BY-SA 4.0. These sentences were written by other people about their own subjects; they are here to show the word at work, not as anybody’s opinion.

Related words

the adiungō family

adjoining

adjoin — used too rare to measure · point at the bar for the others

adjoining rooms

adjoin

UK/əˈd͡ʒɔɪn/US/əˈd͡ʒɔɪn/

Other forms: adjoining, adjoins, adjoined