In Aden, 20ᵗʰ century, a unit of length = 5.5 feet (approximately 1.68 meters).

United Nations, 1966.


A common Arabic unit of length, at least by the 6ᵗʰ century – present, about 2 meters. It belongs to the fathom family of units.



In 145 [ah], when the wall had reached the height of one qāmah, the caliph received word of Muhammad’s uprising, so he interrupted construction.

Jane Dammen McAuliffe, trans. and annotator.
The History of al-Ṭabarī, vol. 28, Abbāsid Authority Affirmed.
Bibliotheca Persica.
Albany, NY: State University of New York Press, circa 1995.
Page 247.
Tabari wrote in the 9ᵗʰ and early 10ᵗʰ centuries ce.


qâma, stature; fathom.

Socrates Spiro Bey.
Arabic-English Dictionary of the Modern Arabic of Egypt. 2nd edition.
Cairo: Elias’ Modern Press, 1923.
Page 345.

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