[noun]He's applied for British nationality (= he wants to be officially British). [U]What nationality are you (= Which country do you officially belong to)? [C]A nationality is also a group of people of the same race, religion, traditions, etc. but not always from a politically independent country.At the International School they have pupils of 46 different nationalities.
NATIONALITY
Meaning of NATIONALITY in English
Cambridge English vocab. Кембриджский английский словарь. 2012