English
ethnolinguistics
From ethno- + linguistics.
A compound of ethno- + linguistics
Ancient Greek ἔθνος ‘a company, later a people, nation’
English ethno-
Proto-Indo-European *dn̥ǵʰwéh₂s ‘tongue’
…
Latin dingua ‘pre-classical form of lingua’
Latin lingua ‘language’
German Linguist
German Linguistik
English linguistics
Today it means
noun The field of linguistic anthropology which studies the language of a specific ethnic group.
Language periods are conventional ranges, not dates for this word.
Etymograph / ethnolinguistics