Ethnocentrism is judging another culture solely by the values and standards of one's own culture.Ethnocentric individuals judge other groups relative to their own ethnic group or culture, especially with concern for language, behavior, customs, and religion.These ethnic distinctions and subdivisions serve to define each ethnicity 's unique cultural identity.Ethnocentrism may be overt or subtle, and while it is considered a natural proclivity of human psychology, it has developed a generally negative connotation.hese ethnic distinctions and subdivisions serve to define each ethnicity 's unique cultural identity. Ethnocentrism may be overt or subtle, and while it is considered a natural proclivity of human psychology, it has developed a generally negative connotation.