Frequency: The word is one of the 3000 most common words in English.
1.
Ethnic means connected with or relating to different racial or cultural groups of people.
...a survey of Britain’s ~ minorities.
...~ tensions.
ADJ: usu ADJ n
~ally
...a predominantly young, ~ally mixed audience.
ADV: usu ADV -ed/adj
2.
You can use ~ to describe people who belong to a particular racial or cultural group but who, usually, do not live in the country where most members of that group live.
There are still several million ~ Germans in Russia.
ADJ: ADJ n
~ally
...a large ~ally Albanian population.
ADV: ADV adj
3.
Ethnic clothing, music, or food is characteristic of the traditions of a particular ~ group, and different from what is usually found in modern Western culture.
...a magnificent range of ~ fabrics.
ADJ