Definition of sister city
- A choir from our sister city in France is performing here next week.
: a female who has one or both parents in common with another
: a member of a women's religious order (as of nuns or deaconesses)
: a girl or woman who is a member of a Christian church
: an inhabited place of greater size, population, or importance than a town or village
: an incorporated British town usually of major size or importance having the status of an episcopal see
: the financial district of London
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