ˌchamber of ˈcommerce BrE AmE noun ( plural chambers of commerce ) [countable]
a group of business people in a particular town or area, working together to improve trade
ˌchamber of ˈcommerce BrE AmE noun ( plural chambers of commerce ) [countable]
a group of business people in a particular town or area, working together to improve trade
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012