An ancestral language is a language that is the ancestor of another language, that the daughter language evolved into through language change. This is a basic concept in historical linguistics. What is anchor block pipeline? anchor block design example.

What is the name for a language that is ancestral to several other languages?

In the tree model of historical linguistics, a proto-language is a postulated and unattested once-spoken ancestral language from which a number of attested languages are believed to have descended by evolution, forming a language family. Proto-languages are usually unattested, or in some cases only partially attested.

What is a descendant language?

In historical linguistics, a daughter language, also known as descendant language, is a language descended from another language, its mother language, through a process of genetic descent.