Al Qaeda

(Arabic) "the base", organization of Muslim extremists formed by Osama bin Laden out of the militia of former Mujahedeen fighters who fought against the Soviets in Afghanistan in the 1980's

Al-Qaeda (also al-Qaida or al-Qa'ida or al-Qa'idah) (Arabic: , translation: The Base) is an international alliance of terrorist organizations founded in 1988 by Osama bin Laden and other veteran "Afghan Arabs" after the Soviet War in Afghanistan. Al-Qaeda has attacked targets in various countries, the most notable being the September 11, 2001 attacks that occurred in New York City and Northern Virginia. These actions were followed by the U.S. government launching a military and intelligence campaign against al-Qaeda known as the War on Terror.
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Noun
1. an intensely anti-western terrorist network that dispenses money and logistical support and training to a wide variety of radical Islamic terrorist group; has cells in more than 50 countries
(synonym) Qaeda, al-Qa'ida, al-Qaida, Base
(hypernym) terrorist organization, terrorist group, foreign terrorist organization, FTO
(classification) Afghanistan, Islamic State of Afghanistan

= al-Qaeda.
Ex: Iran is trying to form an unholy alliance with al-Qaeda by grooming a new generation of leaders to take over from Osama bin Laden.