adjacent

adjective

ad·​ja·​cent ə-ˈjā-sᵊnt How to pronounce adjacent (audio)
1
a
: not distant : nearby
the city and adjacent suburbs
b
: having a common endpoint or border
adjacent lots
adjacent sides of a triangle
c
: immediately preceding or following
2
of two angles : having the vertex and one side in common
adjacently adverb
Choose the Right Synonym for adjacent

adjacent, adjoining, contiguous, juxtaposed mean being in close proximity.

adjacent may or may not imply contact but always implies absence of anything of the same kind in between.

a house with an adjacent garage

adjoining definitely implies meeting and touching at some point or line.

had adjoining rooms at the hotel

contiguous implies having contact on all or most of one side.

offices in all 48 contiguous states

juxtaposed means placed side by side especially so as to permit comparison and contrast.

a skyscraper juxtaposed to a church

Examples of adjacent in a Sentence

The Harrimans owned two large adjacent houses on N Street, one for themselves and one for Averell Harriman's pictures. Larry McMurtry, New York Times Review of Books, 23 Oct. 2003
Hearing unexpected chords was linked to magnetic activity in a left-brain region known as Broca's area and in adjacent right-brain tissue. Bruce Bower, Science News, 5 May 2001
The hallways, especially those adjacent to the satellite phone, were crowded with journalists, avid to cover the Taliban takeover … Michael Ignatieff, New Yorker, 24 Mar. 1997
Digging further in that spot and five adjacent areas, they retrieved 19 skulls, five eggs, over 150 jaws and hundreds of teeth, limbs and bone bits. Natalie Angier, Time, 8 Oct. 1984
their house is adjacent to a wooded park
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In the courtroom gallery, scores of law enforcement officers — many of them other parole agents and colleagues from the California Department of Corrections and Rehabilitation — looked on, in a crowd that spilled out into the adjacent hallway. Jakob Rodgers, Mercury News, 22 July 2025 Sometimes, though, children take it too far and their behavior can become adjacent to bullying. Sherri Gordon, Parents, 21 July 2025 The latest issue concerns lack of natural gas service to some adjacent townhouse units as well as air conditioning still being out at one of the four high-rise apartment buildings, Mayor Joseph Woods said Monday. Mike Nolan, Chicago Tribune, 21 July 2025 In March 2020, the then-officer fired 10 rounds into Taylor's apartment, three of which traveled into an adjacent unit. N'dea Yancey-Bragg, USA Today, 21 July 2025 See All Example Sentences for adjacent

Word History

Etymology

Middle English, borrowed from Anglo-French agisaunt, adjesant, borrowed from Latin adjacent-, adjacens, present participle of adjacēre "to lie near, border on," from ad- ad- + jacēre "to lie," stative derivative from the base of jacere "to throw" — more at jet entry 3

First Known Use

15th century, in the meaning defined at sense 1a

Time Traveler
The first known use of adjacent was in the 15th century

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Cite this Entry

“Adjacent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/adjacent. Accessed 29 Jul. 2025.

Kids Definition

adjacent

adjective
ad·​ja·​cent ə-ˈjās-ᵊnt How to pronounce adjacent (audio)
1
: lying next or near : having a border or point in common
a field adjacent to the road
2
: having a vertex or a vertex and side in common
adjacent angles
adjacent sides of a rectangle
adjacently adverb

More from Merriam-Webster on adjacent

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