adjoin

verb

ad·​join ə-ˈjȯin 

a-

adjoined; adjoining; adjoins

transitive verb

1

: to add or attach by joining

2

: to lie next to or in contact with

intransitive verb

: to be close to or in contact with one another

Synonyms

• abut
• border (on)
• butt (on or against)
• flank
• fringe
• join
• march (with)
• neighbor
• skirt
• touch
• verge (on)

Examples of adjoin in a Sentence

Her office adjoins the library.

The two rooms adjoin each other.

Recent Examples on the Web

When her father was caught stealing potatoes to feed their family, he was sent to the Janowska concentration camp adjoining the ghetto, where he was killed, said Oberrotman, an only child. —Cathy Free, Washington Post, 12 July 2024

After an hourlong tour of the jail (€8 and the only way to visit, book well in advance), explore the adjoining museum packed with details of the uprising, the change in public support after the execution of rebels and the subsequent War of Independence and Civil War. —Megan Specia, New York Times, 27 June 2024

There were modern upgrades, like a double bed dressed in linen, and an adjoining bathroom ger with a shower and a composting toilet. —Kate Eshelby, Travel + Leisure, 25 June 2024

Interlochen State Park Situated conveniently between pristine Green Lake and Duck Lake, just 15 miles from Traverse City, this 187-acre park is intrinsically linked to the Interlochen Center for the Arts, a renowned arts camp, academy, and artist’s retreat adjoining the park’s northern boundary. —Ashlea Halpern, Condé Nast Traveler, 2 Aug. 2023

Word History

Etymology

Middle English ajoynen, adjoynen, borrowed from Anglo-French ajoindre, going back to Latin adjungere "to link up, yoke, add, attach," from ad- ad- + jungere "to join entry 1"

First Known Use

14th century, in the meaning defined at transitive sense 1

Kids Definition

adjoin

verb

ad·​join ə-ˈjȯin 

a-

1

: to add or attach by joining

2

: to lie next to or in contact with