MA'MUN, AL-
Meaning of MA'MUN, AL- in English
/al"mah moohn", -ma-/ , ( abu-al-'Abbas 'Abdullah )
A.D. 786-833, caliph of Baghdad 813-833 (son of Harun al-Rashid).
Also, al-Mamoun .
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012