acre

Definition

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.

Etymology

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”).

Example Sentences

• "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."
• "I like my new house—there’s acres of space!"

Related Words