From Longman Dictionary of Contemporary Englishchamber of commerceˌchamber of ˈcommerce noun (plural chambers of commerce) [countable] BSSOa group of business people in a particular town or area, working together to improve trade
Examples from the Corpus
chamber of commerce• Chamber of Commerce and Telcom Ventures, is rapidly assembling a federation of state and local chambers of commerce across the country.• In many areas such schemes are operated by the local chamber of commerce or residents' association.• The forums are organized by the Business Youth Exchange, an intermediary group associated with the local chamber of commerce.• The Nashville Chamber of Commerce sponsored the event.• A bomb which exploded in Istanbul's chamber of commerce building on Feb. 20 killed one person and injured 16.• If members of the chamber of commerce disagree about that, I am sure that they will be in touch with me.From Longman Business Dictionarychamber of commerceˌchamber of ˈcommerce noun (plural chambers of commerce) [countable] COMMERCEORGANIZATIONSan official group of business people in a town or area, working together to improve trade, collect and pass on business information etcthe Birmingham Chamber of Commerce