Furlong
A unit of distance equal to one-eighth of a statute mile, or 660 feet. It is also 220 yards or 201.168 metres.
Statute mile: A land-distance unit equal to 5,280 feet or 1,760 yards. A furlong is exactly one-eighth of this mile.
Old English units of measurement: Traditional English measures of length, area, weight, and capacity rooted in premodern practice. The furlong developed within this older system of English measures.
Horse racing: A competitive sport in which horses race over a measured course. Race distances in the United Kingdom are commonly stated in miles and furlongs.
League (unit): A historical unit of distance whose length varied by place and period. Unlike the precisely defined furlong, a league lacked one universal length.
Yard: A unit of length equal to three feet or 0.9144 metres. A furlong measures exactly 220 yards.
Furrow: A trench made in soil by a plough, especially for planting crops. The name furlong derives from the length of a furrow.
Thoroughbred horse racing: Organized flat and jump racing featuring horses of the Thoroughbred breed. British racecourse distances often use furlongs, especially for shorter races.
Mile: A unit of distance with different definitions across measurement systems. The statute mile is the larger unit divided into eight furlongs.
Foot (unit): A unit of length equal to 12 inches or 0.3048 metres. The furlong’s standard definition is 660 feet.
Acre: A land-area unit equal to 4,840 square yards or 43,560 square feet. The traditional acre paired one furlong of length with a chain of width.