ˌnational ˈcostume BrE AmE noun [uncountable and countable]
special clothing traditionally worn by the people of a particular country:
folk dancers in national costume
ˌnational ˈcostume BrE AmE noun [uncountable and countable]
special clothing traditionally worn by the people of a particular country:
folk dancers in national costume
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012