people of the same race or nationality who share a distinctive culture
involving several ethnic groups
a person who is a member of an ethnic group
not acknowledging the God of Christianity and Judaism and Islam
any number of entities (members) considered as a unit
arrange into a group or groups
(chemistry) two or more atoms bound together as a single unit and forming part of a molecule
a set that is closed, associative, has an identity element and every element has an inverse
