geographical name

Su·​dan sü-ˈdan How to pronounce Sudan (audio)
region of northern Africa between the Atlantic and the upper Nile River south of the Sahara Desert including the basins of Lake Chad and the Niger River and the upper Nile
former country in northeastern Africa

Note: Anglo-Egyptian Sudan , a territory under joint British and Egyptian rule, became an independent republic in 1956 with Khartoum its capital. Conflict between the northern and southern sections of that country resulted in it splitting into the current country of Sudan (sense 3 below) and South Sudan, which formally gained independent status in 2011.

country bordering the Red Sea in northeastern Africa south of Egypt; capital Khartoum area 718,723 square miles (1,861,484 square kilometers), population 43,121,000
Sudanese adjective or noun

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Cite this Entry

“Sudan.” Dictionary, Merriam-Webster, Accessed 28 May. 2024.

Medical Definition


Su·​dan sü-ˈdan How to pronounce Sudan (audio)
: any of several azo solvent dyes including some which have a specific affinity for fatty substances and are used as biological stains

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