acorn
/ˈeɪ.kɔɹn/noun
acorn is spelled A-C-O-R-N: 5 letters and 2 syllables. It appears 1.2 times per million words in written English, the 26,092nd most frequent word form (wordfreq, 2021 data). As a noun, acorn means “The fruit of the oak, being an oval nut growing in a woody cup or cupule” (English Wiktionary, September 2026). The plural of acorn is acorns.
How many letters and syllables are in acorn?
| Letters | 5: A-C-O-R-N |
|---|---|
| Syllables | 2 (from its American pronunciation) |
| In writing | 1.2 times per million words; the 26,092nd most frequent word form |
| Wrong spellings searched | none measured in search |
| Same letters |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is acorn?
Acorn appears 1.2 times per million words in written English, the 26,092nd 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 acorn?
- US /ˈeɪ.kɔɹn/
- US /ˈeɪkɚn/
- UK /ˈeɪ.kɔːn/
Acorn 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: En-us-acorn.ogg, Wikimedia Commons (author and licence on each file's page).
What rhymes with acorn?
No other word on PlainSpell ends in the same sounds as acorn (/eɪkɔɹn/).
Spelled with the same letters in another order: caron, narco, racon.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of acorn
- acorns plural
- achorn
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does acorn mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The fruit of the oak, being an oval nut growing in a woody cup or cupule.
- 2
A cone-shaped piece of wood on the point of the spindle above the vane, on the mast-head.
- 3
See acorn-shell.
- 4
informalThe glans penis.
- 5
slangA testicle.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Acorn in Spanish, French, German and Portuguese
In the sense fruit of the oak tree:
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 acorn come from?
Inherited from Middle English acorn, an alteration (after corn) of earlier *akern, from Old English æcern (“acorn, oak-mast”), from Proto-West Germanic *akarn, from Proto-Germanic *akraną (“fruit; acorn, nut”), from Proto-Indo-European *h₂égrō (“berry”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).