acre

/ˈeɪ.kə/

//ˈeɪ.kə// noun

"acre" is a 4-letter English headword indexed on PlainSpell.

The verdict

“acre” is a regularly-used English word, ranked #7,877 in English word frequency and used as a noun.

#7,877
frequency rank, English
4
letters
2
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An English unit of land area (symbol: a. or ac.) originally denoting a day's ploughing for a yoke of oxen, now standardized as 4,840 square yards or 4,046.86 square metres.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

acre vs AR
0% similar
acre vs AE
0% similar
acre vs are
75% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for acre
PropertyValue
Headwordacre
LanguageEnglish
Part of speechNoun
IPA/ˈeɪ.kə/
Letters4
Frequency rank#7,877
Misspellings tracked2
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “acre” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). acre lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for acre is 4 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈeɪ.kə/. Corpus data places it at rank #7,877 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 8 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 2 likely wrong-spelling variants for acre, including "accre" and "acrre". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "AR", "AE", "are", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: Etymology tree Proto-Indo-European *h₂eǵ-? Proto-Indo-European *h₂éǵros Proto-Germanic *akraz Proto-West Germanic *akr Old English æcer Middle English aker English acre From Middle English acre, aker, from Old English æcer (“field where crops are grown”), f… The correct English form is acre, spelled A-C-R-E.

Definition

  1. 1
    An English unit of land area (symbol: a. or ac.) originally denoting a day's ploughing for a yoke of oxen, now standardized as 4,840 square yards or 4,046.86 square metres.
  2. 2
    An English unit of land area (symbol: a. or ac.) originally denoting a day's ploughing for a yoke of oxen, now standardized as 4,840 square yards or 4,046.86 square metres.
  3. 3
    Any of various similar units of area in other systems.
  4. 4
    A wide expanse.
  5. 5
    A large quantity.
  6. 6
    A field.
  7. 7
    The acre's breadth by the length, English units of length equal to the statute dimensions of the acre: 22 yd (≈20 m) by 220 yd (≈200 m).
  8. 8
    A duel fought between individual Scots and Englishmen in the borderlands.

Etymology

Etymology tree Proto-Indo-European *h₂eǵ-? Proto-Indo-European *h₂éǵros Proto-Germanic *akraz Proto-West Germanic *akr Old English æcer Middle English aker English acre From Middle English acre, aker, from Old English æcer (“field where crops are grown”), from Proto-West Germanic *akr, from Proto-Germanic *akraz (“field”), from Proto-Indo-European *h₂éǵros (“field”). Doublet of agriculture. Cognate with Scots acre, aker, acker (“acre, field, arable land”), North Frisian ecir (“field, a measure of land”), West Frisian eker (“field”), Dutch akker (“field”), German Acker (“field, acre”), Norwegian åker (“field”) and Swedish åker (“field”), Icelandic akur (“field”), Latin ager (“land, field, acre, countryside”), Ancient Greek ἀγρός (agrós, “field”), Sanskrit अज्र (ájra, “field, plain”).

Synonyms

day's mathdemathfeddanmorgenarpentarpenposeMorgencawneycawnybighaIrish acrecollopplantation acrejugerjugerumScottish acreScots acreScotch acreacairWelsh acrecovercyfairerwstang

This word in other languages

Common misspellings

Also misspelled as: accre,acrre

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of acre - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

accre1acrre1
Edit distance from "acre"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "acre"?
"acre" is spelled A-C-R-E. The IPA pronunciation is /ˈeɪ.kə/.
What does "acre" mean?
As a noun, "acre" means: An English unit of land area (symbol: a. or ac.) originally denoting a day's ploughing for a yoke of oxen, now standardized as 4,840 square yards or 4,046.86 square metres.
What words are commonly confused with "acre"?
"acre" is commonly confused with "AR", "AE", "are". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "acre"?
The IPA (International Phonetic Alphabet) transcription for "acre" is /ˈeɪ.kə/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "acre"?
Etymology tree Proto-Indo-European *h₂eǵ-? Proto-Indo-European *h₂éǵros Proto-Germanic *akraz Proto-West Germanic *akr Old English æcer Middle English aker English acre From Middle English acre, aker, from Old English æcer (“field where crops are ... See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “acre”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is A-C-R-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈeɪ.kə/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “AR” - see the side-by-side comparison. acre vs AR
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list