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  2. Rod (unit) - Wikipedia

    en.wikipedia.org/wiki/Rod_(unit)

    The rod, perch, or pole (sometimes also lug) is a surveyor's tool [1] and unit of length of various historical definitions. In British imperial and US customary units, it is defined as 16 + 1 ⁄ 2 feet, equal to exactly 1 ⁄ 320 of a mile, or 5 + 1 ⁄ 2 yards (a quarter of a surveyor's chain), and is exactly 5.0292 meters.

  3. Rood (unit) - Wikipedia

    en.wikipedia.org/wiki/Rood_(unit)

    A rectangle that is one furlong (i.e., 10 chains, or 40 rods) in length and one rod in width is one rood in area, as is any space comprising 40 perches (a perch being one square rod). The vergée was also a quarter of a Normandy acre, and was equal to 40 square perches (1 Normandy acre = 160 square perches).

  4. English units - Wikipedia

    en.wikipedia.org/wiki/English_units

    One quarter of an acre; one 'furlong' in length by one 'rod' in width; 40 square 'rods'. The rood was sometimes called an acre itself in many ancient contexts. [citation needed] Acre: 4,047 m 2: An area of land one chain (four rods) wide by one furlong in length. As the traditional furlong could vary in length from country to country, so did ...

  5. List of conversion factors - Wikipedia

    en.wikipedia.org/wiki/List_of_conversion_factors

    Conversions between units in the metric system are defined by their prefixes (for example, 1 kilogram = 1000 grams, 1 milligram = 0.001 grams) and are thus not listed in this article. Exceptions are made if the unit is commonly known by another name (for example, 1 micron = 10 −6 metre).

  6. Measuring rod - Wikipedia

    en.wikipedia.org/wiki/Measuring_rod

    A rod is the same length as a perch or a pole. [24] In Old English, the term lug is also used. The length is equal to the standardized length of the ox goad used for teams of eight oxen by medieval English ploughmen. [25] The lengths of the perch (one rod unit) and chain (four rods) were standardized in 1607 by Edmund Gunter.

  7. List of obsolete units of measurement - Wikipedia

    en.wikipedia.org/wiki/List_of_obsolete_units_of...

    Schoenus – a unit of area or length; Scrupulum – a unit of area, mass, or time; Seam – a unit of mass or volume; Seer – a unit of mass or volume; Toise – a unit of area, length, or volume; Tub – usually a unit of mass, but sometimes a unit of volume; Uncia – an ancient Roman unit of length, mass, or volume; Wey – a unit of mass ...

  8. Gunter's chain - Wikipedia

    en.wikipedia.org/wiki/Gunter's_chain

    The even less common Rathborn system, also from the 17th century, is based on a 200-link chain of two rods (33 feet, 10.0584 m) length. Each rod (or perch or pole) consists of 100 links, (1.98 inches, 50.292 mm each), which are called seconds (″), ten of which make a prime ( ′ , 19.8 inches, 0.503 m).

  9. Template:Convert/list of units - Wikipedia

    en.wikipedia.org/wiki/Template:Convert/list_of_units

    The table below lists units supported by {{convert}}. More complete lists are linked for each dimension. For a complete list of all dimensions, see full list of units. {{Convert}} uses unit-codes, which are similar to, but not necessarily exactly the same as, the usual written abbreviation for a given unit. These unit-codes are displayed in ...