In french they used to measure in coudées which comes from le coude the elbow. Before we had precise standardized units of measure such as meters and feet lengths and even ocasionally volumes were reckoned based on the average dimensions of human body parts.
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Units of measurement based on human body. Quite literally it is the measurement of a head. The foot of a person had been used as a unit in many ancient civilizations like indus river civilization ancient roman civilization greek civilization and egyptian civilization. John clark on january 19 2013 538 pm. These units are thus considered to be human scale and anthropocentric area. Meter m length unit of measurement. The unit foot is one of the oldest measuring units in the world.
Rod unless they are also human based eg. The cubit from the latin cubitus is a traditional unit of length based on the length of the forearm. 9192631770 cycles of radiation of an atom of caesium 133. Units of measure based on the human body or attributesabilities of a human eg. Stretch out your hand so that the tip of your thumb is as far away as possible from the tip of your pinky. This unit of measurement is reasonably standard and has long been used by artists to establish the proportions of the human figure.
Distance traveled by light in a vacuum in 1299792458 seconds. Ancient egyptian art used a canon of proportion based on the fist measured across the knuckles with 18 fists from the ground to the hairline on the forehead. The ancient egyptian units of measurement are those used by the dynasties of ancient egypt prior to its incorporation in the roman empire and general adoption of roman greek and byzantine units of measurementthe units of length seem to have originally been anthropic based on various parts of the human body although these were standardized using cubit rods strands of rope and official. In body based units of measurement at interesting thing of the day i listed a few such historical units of measure which can still come in handy for rough approximations if you dont have a ruler or tape. Some of the measurement units inspired by the human body are. It does not include derived units further unless they are also themselves human based.
Here are a few more. It probably goes without saying that the unit foot was based on the length of a mans foot. From the elbow to the tip of the middle finger. The cubit was just one of numerous units of measurement based on the typical size of body parts. Mass distance or length area and volume liquid or grain measure. This is a list of units of measure based on human body parts or the attributes or abilities of humans.
Measurement system any of the systems used in the process of associating numbers with physical quantities and phenomenaalthough the concept of weights and measures today includes such factors as temperature luminosity pressure and electric current it once consisted of only four basic measurements. The 7 base si units of measurement defined by fundamental constants. Second s time unit of measurement. Inchthis does not include units further derived from these units eg. Quinaria the cross sectional area of a pipe created from a flat.