The definition of al-Qaeda is a radical Islamic group organized by Osama bin Laden in the 1990s to engage in terrorist activities.(noun)
A group of militant Muslim fundamentalists founded by bin Laden is an example of Al-Qaeda.
See Al Qaeda in Webster's New World College Dictionary
See Al Qaeda in American Heritage Dictionary 4
Origin: Arabic al-qā‘ida, the base
Origin: : al-, the
Origin: + qā‘ida, foundation, base
Origin: , feminine participle of qa‘ada, to sit.
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