in the former name of timgad, marciana traiana thamugadi, the first part - marciana traiana - is roman and refers to the name of its founder, emperor trajan and his sister marciana. the second part of the name - thamugadi - "has nothing latin about it". thamugadi is the berber name of the place where the city was built, to read timgad plural form of tamgut, meaning "peak", "summit".