acreとは

語源

From Middle English acre, aker, from 古期英語 æcer (“a field, land, that which is sown, sown land, cultivated land; a definite quantity of land, land which a yoke of oxen could plough in a day, an acre, a certain quantity of land, strip of plough-land; crop”), from Proto-Germanic *akraz (“field”), from Proto-Indo-European *h₂éǵros (“field”). 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”). Related to acorn.

発音

• (Received 発音) enPR: āʹkə, IPA^(key): /ˈeɪ.kə/
• (General American) enPR: āʹkər, IPA^(key): /ˈeɪ.kɚ/
• 韻: -eɪkə(ɹ)

名詞

acre (複数形 acres)

1. An English unit of land area (symbol: a. または ac.) originally denoting a day's plowing for a yoke of oxen, now standardized as 4,840 square yards or 4,046.86 square meters.
   • 2006, Edwin Black, chapter 2, in Internal Combustion‎^[1]:

     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. Any of various similar units of area in other systems.
3. (informal, usually in the plural) A wide expanse.

   I like my new house - there’s acres of space!

4. (informal, usually in the plural) A large quantity.
5. (obsolete) A field.
6. (obsolete) The acre's breadth by the length, English units of length equal to the statute dimensions of the acre: 22 yds (≈20 m) by 220 yds (≈200 m).
7. (obsolete) A duel fought between individual Scots and Englishmen in the borderlands.

同意語

• (approximate): day's math, demath
• (Egyptian): feddan
• (Dutch): morgen
• (French): arpent, arpen, pose
• (India): cawney, cawny, bigha
• (Ireland): Irish acre, collop, plantation acre
• (Roman): juger, jugerum
• (Scottish): Scottish acre, Scots acre, Scotch acre, acair
• (Wales): Welsh acre, cover, cyfair, erw, stang

上位語

• (100 carucates, notionally) See hundred
• (the area able to be plowed by 8 oxen in a year) See carucate
• (the area able to be plowed by two oxen in a year) See virgate
• (the area able to be plowed by an ox in a year) See oxgang
• (the area able to be plowed by an ox in half a season) See nook
• (the area able to be plowed by an ox in ¼ a season) See fardel
• (10 acres, prob. spurious) acreme

下位語

• (¼ acre) See rood
• (¹/₁₆₀ acre) lug, perch, (now chiefly Scottish) fall

派生語

関連する語

• acorn
• Greenacre
• wiseacre

派生した語

• → Irish: acra

参考

• international acre
• north forty
• US survey acre
• Weights and measures
• Wikipedia article on the acre

アナグラム

• -care, CERA, Care, Cera, Crea, Race, acer, care, e-car, race, race-

Latin

形容詞

ācre

1. neuter nominative singular of ācer
2. neuter accusative singular of ācer
3. neuter vocative singular of ācer

参照

• acre in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• acre in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
• acre in Richard Stillwell et al., editor (1976) The Princeton Encyclopedia of Classical Sites, Princeton, N.J.: Princeton University Press