It is located in the extraperitoneal space of Retzius, which is bounded by the parietal peritoneum posteriorly and the tranversalis fascia anteriorly. Urachal remnant carcinoma--a rare entity
In this sense, a classical language is a language that has a broad influence over an extended period of time, even after it is no longer a colloquial mother tongue in its original form.
Historical linguistics, also called diachronic linguistics, is the scientific study of language change over time. Principal concerns of historical linguistics include: 1  to describe and account for observed changes in particular languages.