ethnonym

[ eth-noh-nim ]
/ ˈɛθ noʊ nɪm /

noun

an ethnic name ascribed to a people or group; the proper name by which a people or ethnic group is called or known.
Related formseth·no·nym·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019