adjoin
/əˈd͡ʒɔɪn/verb
adjoin is spelled A-D-J-O-I-N: 6 letters and 2 syllables. It appears about once in every 11 million words in written English, the 98,107th most frequent word form (wordfreq, 2021 data). As a verb, adjoin means “To share a common boundary or border with; to be physically contiguous to (a piece of land or property)” (English Wiktionary, September 2026).
How many letters and syllables are in adjoin?
| Letters | 6: A-D-J-O-I-N |
|---|---|
| Syllables | 2 (from its American pronunciation) |
| In writing | about once in every 11 million words; the 98,107th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is adjoin?
Adjoin appears about once in every 11 million words in written English, the 98,107th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce adjoin?
- US /əˈd͡ʒɔɪn/
- Australia /əˈd͡ʒoɪn/
Adjoin has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-adjoin.wav, En-us-adjoin.oga, LL-Q1860_(eng)-Ajshul-adjoin.wav, Wikimedia Commons (author and licence on each file's page).
Forms of adjoin
- adjoins present, singular, he/she/it
- adjoining participle, present
- adjoined participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does adjoin mean?
The meanings the English Wiktionary records, quoted as written there (source below).
verb
- 1
To share a common boundary or border with; to be physically contiguous to (a piece of land or property).
The living room and dining room adjoin each other.
- 2
To extend an algebraic object (e.g. a field, a ring, etc.) by adding to it an element not belonging to it and then ensuring closure, for example by also adding all finite power series of the element.
The ring adjunction #92;mathbb#123;Q#125;#91;#92;sqrt#123;2#125;#93; can be obtained from #92;mathbb#123;Q#125; by adjoining #92;sqrt#123;2#125; to #92;mathbb#123;Q#125;.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Adjoin in Spanish, French, German and Portuguese
In the sense to be in contact or connection with:
| Language | Words |
|---|---|
| French | adjoindre |
| Spanish | lindar con, colindar con |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does adjoin come from?
From Anglo-Norman adjoindre, from Latin adiungō.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).