What is "aoudaghost"

Aoudaghost (also known as Awadaghust, Awdughast, Awdaghusht and Awdhaghurst) former Berber town in the southwest Sahara, northwest of Timbuktu.was an important oasis town at the southern end of a trans-Saharan caravan route that is mentioned in a number of early Arabic manuscripts. The archaeological ruins at Tegdaoust in southern Mauritania are thought to be the remains of the mediaeval town.