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acre

[ ey-ker ]
/ ˈeɪ kər /
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noun
a common measure of area: in the U.S. and U.K., 1 acre equals 4,840 square yards (4,047 square meters) or 0.405 hectare; 640 acres equals one square mile.
acres,
  1. lands; land: wooded acres.
  2. Informal. large quantities: acres of Oriental rugs.
Archaic. a plowed or sown field.
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Idioms about acre

    forty acres and a mule. mule1 (def. 11).

Origin of acre

First recorded before 1000; Middle English aker, Old English æcer; cognate with Old Frisian ekker, Old Saxon akkar, Old High German ackar (German Acker ), Old Norse akr, Gothic akers, Latin ager, Greek agrós, Sanskrit ájra-; see also acorn, agrarian, agrestic, agriculture, agro-

OTHER WORDS FROM acre

half-a·cre, noun

Other definitions for acre (2 of 2)

Acre
[ ah-kruh for 1; ah-ker, ey-ker for 2 ]
/ ˈɑ krə for 1; ˈɑ kər, ˈeɪ kər for 2 /

noun
a state in W Brazil. 58,900 sq. mi. (152,550 sq. km). Capital: Rio Branco.
a seaport in NW Israel: besieged and captured by Crusaders 1191.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use acre in a sentence

British Dictionary definitions for acre (1 of 2)

acre
/ (ˈeɪkə) /

noun
a unit of area used in certain English-speaking countries, equal to 4840 square yards or 4046.86 square metres
(plural)
  1. land, esp a large area
  2. informal a large amounthe has acres of space in his room
farm the long acre NZ to graze cows on the verge of a road

Word Origin for acre

Old English æcer field, acre; related to Old Norse akr, German Acker, Latin ager field, Sanskrit ajra field

British Dictionary definitions for acre (2 of 2)

Acre

noun
(ˈɑːkrə) a state of W Brazil: mostly unexplored tropical forests; acquired from Bolivia in 1903. Capital: Rio Branco. Pop: 586 942 (2002). Area: 152 589 sq km (58 899 sq miles)
(ˈeɪkə, ˈɑːkə) a city and port in N Israel, strategically situated on the Bay of Acre in the E Mediterranean: taken and retaken during the Crusades (1104, 1187, 1191, 1291), taken by the Turks (1517), by Egypt (1832), and by the Turks again (1839). Pop: 45 600 (2001)Old Testament name: Accho (ɑːˈkəʊ) Arabic name: `Akka (ɑːˈkɑː) Hebrew name: `Akko (ɑːˈkəʊ)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for acre

acre
[ ākər ]

A unit of area in the US Customary System, used in land and sea floor measurement and equal to 43,560 square feet or 4,047 square meters.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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