Furlong
December 3, 2025
A furlong is an old unit for measuring length mostly used in horse racing and equals one eighth of a mile or about 201 meters.
A furlong is an old unit for measuring length mostly used in horse racing and equals one eighth of a mile or about 201 meters.
Learn what a barleycorn is, how long it is, how it began as a grain based measure, and why it still matters for shoe sizes today.
An exameter is a very large distance unit equal to one billion billion meters, used to describe huge space distances in science and astronomy.
A petameter is a very large unit for measuring length that equals one quadrillion meters and is mainly used for talking about huge distances in space.
A terameter is a very large distance unit that equals one trillion meters and helps measure huge spaces in astronomy and space science.
A gigameter is a very large unit for measuring long distances in space, helping scientists describe billions of meters in a simple way.
A megameter is a very large metric length unit used to measure huge distances such as across countries or parts of planets.
A hectometer is a metric unit of length equal to 100 meters, useful for measuring medium distances like parts of roads or large fields.
A decameter is a metric length unit used to measure things that are about the size of a small field or building, equal to ten meters.
A decimeter is a metric unit for measuring length that is one tenth of a meter and helps describe sizes that are bigger than centimeters but smaller than full meters.