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n. pl. Mah·dis Islam
a. The messiah prophesied to appear at the world's end and establish a reign of peace and righteousness.
b. In Twelver Shia belief, the 12th imam, who is expected to emerge from occultation to fulfill this role.
2. A person who claims to be or is seen as the messiah.
[Arabic mahdī, rightly guided one, Mahdi, passive participle of hadā, to lead; see hdy in Semitic roots.]
1. (Biography) the title assumed by Mohammed Ahmed. ?1843–85, Sudanese military leader, who led a revolt against Egypt (1881) and captured Khartoum (1885)
2. (Islam) Islam any of a number of Muslim messiahs expected to convert all mankind to Islam
[Arabic mahdīy one who is guided, from madā to guide aright]
ˈMahdist n, adj
n., pl. -dis.
1. the Muslim messiah destined to establish a reign of righteousness throughout the world.
2. a claimant to this role.
[1790–1800; < Arabic mahdīy he who is guided]
Mah′dism (-dɪz əm) n.
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|Noun||1.||Mahdi - (Islam) a messianic leader who (according to popular Muslim belief) will appear before the end of the world and restore justice and religion|
Mohammedanism, Muhammadanism, Muslimism, Islam, Islamism - the monotheistic religious system of Muslims founded in Arabia in the 7th century and based on the teachings of Muhammad as laid down in the Koran; "Islam is a complete way of life, not a Sunday religion"; "the term Muhammadanism is offensive to Muslims who believe that Allah, not Muhammad, founded their religion"