acre

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acre¹

  • /ˈeɪ.kə/ UK
  • /ˈeɪ.kɚ/ US

Sounds like acher · Rhymes with -eɪkə(r)

Where it comes from

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”).

noun acres · acre · acer · aker

  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. Buried within the Mediterranean littoral are some seventy to ninety million tons of slag from ancient smelting, about a third of it concentrated in Iberia. This ceaseless industrial fueling caused the deforestation of an estimated fifty to seventy million acres of woodlands.
  2. historical An area of 10,240 square yards or 4 quarters.
  3. Any of various similar units of area in other systems.
  4. informal, plural normally A wide expanse. I like my new house—there’s acres of space!
  5. informal, plural normally A large quantity.
  6. obsolete A field.
  7. obsolete 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. obsolete A duel fought between individual Scots and Englishmen in the borderlands.

Similar: day's math, demath, feddan, morgen, arpent, arpen, pose, Morgen, cawney, cawny, bigha, Irish acre, collop, plantation acre, juger, jugerum, Scottish acre, Scots acre, Scotch acre, acair, Welsh acre, cover, cyfair, erw, stang

Acre²

  • /ˈeɪ.kɚ/
  • /ˈɑː.kɚ/

Rhymes with -eɪkɚ

Where it comes from

Borrowed from French and Latin Acre, from Ancient Greek Ἄκο (Áko) or Ἄκη (Ákē), from Hebrew עכו (ʿAkko), of unknown origin.

proper noun

  1. A port city in northern Israel, holiest city in the Baháʼí Faith.

    Similar: Antioch

Acre³

  • /ˈɑːkɹi/
  • /ˈɑːkɹeɪ/

Rhymes with -ɑːkɹɚ

Where it comes from

From Portuguese Acre, of uncertain origin.

proper noun

  1. A river in South America.
  2. A state of the North Region, Brazil. Capital: Rio Branco.

Acre⁴

  • /ˈeɪkɚ/

Rhymes with -eɪkɚ

Where it comes from

Probably a variant of Acker or Acree/Ackary, though also possibly Americanization of Norwegian Aakre or Low German Egger.

proper noun

  1. A surname.

Thesaurus

Closest in meaning: demesne, estate, land, landed estate, hectare, acreage, plot, acer, walker, accra, agra, sorrow, akka, caer, tract, lot

Translations

Every language

noun unit of surface area

Españolacre
한국어에이커 eikeo
日本語エーカー ēkā
中文英畝 /英亩 yīngmǔ
Kiswahiliekari
Portuguêsacre, jeira
Françaisacre
DeutschMorgen, Acker, Joch, Joch Landes
Italianoacro
Ελληνικάέικρ éikr
Русскийакр akr
Tiếng Việtmẫu Anh, mẫu tây
العربيةآكِر ʔākir

name city

EspañolAcre
中文阿科 Ākē
PortuguêsAcre
FrançaisAcre
DeutschAkkon
ItalianoAcri
РусскийА́кко Ákko, А́кка Ákka, А́кра Ákra
العربيةعَكَّا ʕakkā
עבריתעַכּוֹ 'áko

name state in north-western Brazil

EspañolAcre
한국어아크리 akeuri
日本語アクレ Akure
中文阿克里州 Ākèlǐ Zhōu
PortuguêsAcre
FrançaisAcre
ΕλληνικάΆκρε Ákre
РусскийА́кри Ákri
العربيةأَكْرِي ʔakrī

Talk about this word

Cite this
MLA

"acre." Wiktionary, via Micwyn, micwyn.com/word/acre. Accessed 6 Nov. 2026.

APA

acre. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/acre

Chicago

"acre." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/acre.

BibTeX
@misc{acre_2026,
  title = {acre},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/acre},
  urldate = {2026-11-06}
}