antitrust      
adjective [ before noun ]  law, finance & economics specialized uk/ˌæn.tiˈtrʌst/ us/ˌæn.t̬iˈtrʌst/
 (法律)反托拉斯的,反垄断的
relating to efforts to prevent companies from working together to control prices unfairly or to create a monopoly (= a single company or group of companies that is the only supplier of something)