Acre

UK: /ˈeɪkə^r/

US: /ˈeɪkɚ/

US: 'acre': (ā′kər); 'Acre': (ä′krə for 1; ä′kər, ā′kər for 2)

Collins Concise English Dictionary © HarperCollins Publishers::

Acre noun

1. / 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)
2. / 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/

WordReference Random House Learner's Dictionary of American English © 2025

a•cre /ˈeɪkɚ/   n. [countable]

1. Weights and Measures a unit of land measure, equal to 43,560 square feet.

WordReference Random House Unabridged Dictionary of American English © 2025

a•cre  (ā′kər), n. 

1. Weights and Measures a common variable unit of land measure, now equal in the U.S. and Great Britain to 43,560 square feet or ¹⁄₆₄₀ square mile (4047 square meters).
2. acres:
   • lands;
     land:
     wooded acres.
   • Informal Terms large quantities:
     acres of Oriental rugs.
3. [Archaic.] a plowed or sown field.

• bef. 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-

A•cre  (ä′krə for 1; ä′kər, ā′kər for 2), n. 

1. Place Names a state in W Brazil. 301,628;
   58,900 sq. mi. (152,550 sq. km). Cap.: Rio Branco.
2. Place Names a seaport in NW Israel: besieged and captured by Crusaders 1191. 38,700.

Collins Concise English Dictionary © HarperCollins Publishers::

acre / ˈeɪkə/ noun

1. a unit of area used in certain English-speaking countries, equal to 4840 square yards or 4046.86 square metres
2. (plural) land, esp a large area
3. a large amount
4. farm the long acre ⇒ to graze cows on the verge of a road

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