alcazaba

An alcazaba (from the Arabic for citadel al-qasbah, القصبة) is a Moorish fortification in Spain. The word derives from the Arabic word Al-casbah,[1] a walled-fortification in a city.Alcazabas remain in Almería (the largest), Antequera, Badajoz, Granada, Guadix, Málaga and Mérida. The alcazaba in Granada is the oldest portion of Alhambra.The word alcazaba can be confused with alcázar, which has its etymology in the Arabic al-qasr, which denotes a castle.
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n. alcazaba

n. castle

= citadel.
Ex: The article 'A citadel under siege' identifies the tasks which the library administrator must undertake and complete if his library collection is to successfully withstand the attack of the Censor.