What does ethnicity mean?
Ethnicity is a noun referring to a person's identification with a particular ethnic group — a community bound together by shared ancestry, culture, language, religion, or national origin. It became widely used only in the twentieth century, particularly from the mid-century onward, as social scientists sought a term that captured cultural belonging without relying solely on the older, more physically framed notion of race. The word appears constantly in censuses, surveys, medical records, and academic research, where respondents may be asked to declare their ethnicity. Its connotations are largely neutral and descriptive, though discussions surrounding it are often sensitive because identity and discrimination intersect with how people are classified. Related terms such as 'ethnic', 'ethnocentric', and 'ethnography' share the same Greek root, ethos, meaning 'people' or 'nation'. Understanding ethnicity helps clarify an important distinction: one's nationality is a legal matter, while one's ethnicity concerns heritage and cultural affiliation.
nounEthnicity is the fact or state of belonging to a particular ethnic group — a social group whose members share a common national, cultural, ancestral, linguistic, or religious heritage. It is often used in contexts of identity, classification, and demographic description.
- Membership in or identification with a particular ethnic group, defined by shared ancestry, culture, language, nationality, or religion.
- (In official classification) A category used on forms, censuses, and surveys to record a person's ethnic background.
"The census form asked respondents to declare their ethnicity."
"Applicants were asked to indicate their ethnicity on the application form."
"Her ethnicity reflects a blend of Irish and Nigerian heritage, something she celebrates through food, music, and language."
Used when referring collectively to several distinct ethnic groups or identities, e.g. within a single population or dataset.
"The festival brought together people of many different ethnicities."
The word 'ethnicity' didn't exist in English before the mid-20th century — a surprisingly recent arrival for a concept as old as humanity itself.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of ethnicity
Ethnicity derives from 'ethnic', which entered English via French and Latin from Greek ethnikos, formed on ethnos, meaning 'nation, people, or foreign people'. The adjective 'ethnic' has been attested since late Middle English, but 'ethnicity' itself is a much later coinage, emerging in English around the mid-twentieth century as sociologists and demographers needed an abstract noun for what had previously been described only adjectivally. Its rapid spread reflects growing scholarly and public interest in cultural identity during that period. Cognates sharing the same Greek root include ethnography, ethnocentrism, and ethos.
How ethnicity is actually used
A formal to neutral term common in academic, governmental, medical, and administrative writing. Unlike 'race', 'ethnicity' is generally preferred when the emphasis is on cultural rather than physical characteristics. In everyday speech it can sound slightly clinical, so speakers sometimes prefer phrases like 'where her family comes from'.
Easily confused with ethnicity
Race traditionally refers to classifications based on perceived physical traits such as skin colour, while ethnicity refers to cultural, ancestral, linguistic, or national belonging; the two are related but conceptually distinct.
Nationality denotes legal citizenship of a state, whereas ethnicity denotes membership in a shared cultural or ancestral group and need not correspond to any citizenship.