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ALei1214
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Azimuth - Encyclopaedia of Islam, THREE
[Article]
Kunitzsch, Paul
Leiden
Brill
(216 words)
Azimuth is a modern astronomical term marking, in the horizon coordinate system, the angle along the horizon in a clockwise direction from the south or north point to the point where a vertical arc through the zenith (samt al-raʾs or al-ruʾūs) and a celestial body, such as the sun or a star, intersects with the horizon. Etymologically, it is derived from the Arabic plural al-sumūt (s. al-samt ), which refers to both the vertical circle and the angular distance on the horizon (in Arabo-Islamic astronomy measured
Encyclopaedia of Islam, THREE
9789004356665
Islam.
Kunitzsch, Paul
مطالعه متن کتاب [Article]
275578
a
Y
