Share This
Imperial unit system
Imperial units or the imperial system is a system of units, first defined in the British Weights and Measures Act of 1824, later refined (until 1959) and reduced. The system came into official use across the British Empire. By the late 20th century all nations of the former empire had officially...
Learn more about Imperial unit system »
Add More Topics
Save this view to a base, or just for yourself.
13 Unit Of Length topics matching:
Filter this Collection
League
A league is a unit of length (or, rarely, area). It was long common in Europe and Latin America, but it is no longer an official unit in any nation. The league most frequently refers to the distance a person or a horse can walk in an hour. However,...
Nautical mile
The nautical mile (symbol M, NM, Nm or nmi) is a unit of length corresponding approximately to one minute of arc of latitude along any meridian. It is a non-SI unit (although accepted for use in the SI by the BIPM) used especially by navigators in...
Measurement System:
View entire collection »Distance In Meters:
- 1,852 m (6076 ft )
Mile
A mile is a unit of length in a number of different systems. In contemporary English, a mile most commonly refers to the statute mile of 5,280 feet (1,760 yards, or 1,609.344 meters) or the nautical mile of 1,852 meters (6,076.12 ft). There are many...
Distance In Meters:
- 1,609.344 m (5280 ft )
Furlong
A furlong is a measure of distance in imperial units and U.S. customary units. It is equal to one-eighth of a mile, 220 yards, 660 feet, 201.168 meters, or 10 chains.
Five furlongs are approximately 1 kilometer (1.00584 km to be exact). Since the...
Measurement System:
View entire collection »Distance In Meters:
- 201.168 m (660 ft )
Cable length
A cable length or cable's length is a nautical unit of measure equal to one tenth of a nautical mile or 100 fathoms, or sometimes 120 fathoms. The unit is named after the length of a ship's anchor cable in the age of sail. The definition varies:
Chain
A chain is a unit of length; it measures 66 feet or 22 yards or 4 rods or 100 links (20.1168m). There are 10 chains in a furlong, and 80 chains in one statute mile. An acre is the area of 10 square chains (that is, an area of one chain by one...
Distance In Meters:
- 20.117 m (66.001 ft )
Rod
The rod is a unit of length equal to 5.5 yards, 5.0292 meters, 16.5 feet, or ⁄320 of a statute mile. A rod is the same length as a perch and a pole. The lengths of the perch (one rod) and chain (four rods) were standardized in 1607 by Edmund Gunter....
Distance In Meters:
- 5.029 m (16.5 ft )
Fathom
A fathom is a unit of length in the Imperial system (and the derived U.S. customary units), used especially for measuring the depth of water.
There are 2 yards (6 feet) in a fathom. Based on the distance between the fingertips of a man's...
Measurement System:
View entire collection »Distance In Meters:
- 1.8288 m (6 ft )
Yard
A yard (abbreviation: yd) is a unit of length in several different systems, including English units, Imperial units, and United States customary units. It is equal to 3 feet or 36 inches, although its length in SI units varied slightly from system...
Measurement System:
- English unit ,
- Imperial unit system ,
- US customary units ,
- Obsolete Spanish and Portuguese units of measurement
Distance In Meters:
- 0.9144 m (3 ft )
Foot
A foot (plural: feet or foot; symbol or abbreviation: ft or, sometimes, ′ – the prime symbol) is a non-SI unit of length, in a number of different systems, including English units, Imperial units, and United States customary units. Its size can vary...
Measurement System:
View entire collection »Distance In Meters:
- 0.3048 m (1 ft )
Link
The link (usually abbreviated as "l.", "li." or "lnk."), also called a Gunter’s link, is a unit of length in the imperial system. The unit was based on Gunter's measurement where a metal chain consisting of 100 links was used in surveying real...
Distance In Meters:
- 0.201 m (0.659 ft )
Inch
An inch (plural: inches; symbol or abbreviation: in or, sometimes, ″ – a double prime) is the name of a unit of length in a number of different systems, including Imperial units, and United States customary units. There are 36 inches in a yard and...
Measurement System:
View entire collection »Distance In Meters:
- 0.0254 m (0.08333 ft )
Thou
A thou (pronounced /ˈθaʊ/, also known as a mil or point, is a unit of length equal to 0.001 inch (a "milli-inch", one thousandth of an inch). The micrometre is the SI unit most similar in size.
The introduction of the thou in 1844 is generally...
Measurement System:
Distance In Meters:
- 0.0000254 m (0.000083333 ft )
