Ethnic minority and Ethnos

Ethnic minority noun - A group that has different national or cultural traditions from the majority of the population.

Ethnos and ethnic minority are semantically related. In some cases you can use "Ethnos" instead a noun phrase "Ethnic minority".

Ethnos noun - People of the same race or nationality who share a distinctive culture.

Ethnic minority and ethnos are semantically related. Sometimes you can replace phrase "Ethnic minority" with "Ethnos", this terms are similar.