The (plural: ) was a
Roman
Roman or Romans most often refers to:
*Rome, the capital city of Italy
*Ancient Rome, Roman civilization from 8th century BC to 5th century AD
*Roman people, the people of ancient Rome
*''Epistle to the Romans'', shortened to ''Romans'', a letter ...
unit of
length
Length is a measure of distance. In the International System of Quantities, length is a quantity with dimension distance. In most systems of measurement a base unit for length is chosen, from which all other units are derived. In the Interna ...
,
weight
In science and engineering, the weight of an object is the force acting on the object due to gravity.
Some standard textbooks define weight as a Euclidean vector, vector quantity, the gravitational force acting on the object. Others define weigh ...
, and
volume
Volume is a measure of occupied three-dimensional space. It is often quantified numerically using SI derived units (such as the cubic metre and litre) or by various imperial or US customary units (such as the gallon, quart, cubic inch). The de ...
. It survived as the
Byzantine liquid ounce ( grc-gre, οὐγγία, ''oungía'') and the origin of the English
inch
Measuring tape with inches
The inch (symbol: in or ″) is a unit of length in the British imperial and the United States customary systems of measurement. It is equal to yard or of a foot. Derived from the Roman uncia ("twelfth") ...
,
ounce, and
fluid ounce.
The Roman inch was equal to of a
Roman foot
Roman or Romans most often refers to:
*Rome, the capital city of Italy
*Ancient Rome, Roman civilization from 8th century BC to 5th century AD
*Roman people, the people of ancient Rome
*''Epistle to the Romans'', shortened to ''Romans'', a letter ...
('), which was standardized under
Agrippa Agrippa may refer to:
People Antiquity
* Agrippa (mythology), semi-mythological king of Alba Longa
* Agrippa (astronomer), Greek astronomer from the late 1st century
* Agrippa the Skeptic, Skeptic philosopher at the end of the 1st century
* Agri ...
to about 0.97
inches
Measuring tape with inches
The inch (symbol: in or ″) is a unit of length in the British imperial and the United States customary systems of measurement. It is equal to yard or of a foot. Derived from the Roman uncia ("twelfth"), ...
or 24.6
millimeters.
The Roman ounce was of a
Roman pound.
See also
*
Ancient Roman weights and measures
The ancient Roman units of measurement were primarily founded on the Hellenic system, which in turn was influenced by the Egyptian system and the Mesopotamian system. The Roman units were comparatively consistent and well documented.
Length
T ...
References
Units of length
Human-based units of measurement
Ancient Roman units of measurement
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