From Longman Dictionary of Contemporary Englishtour operatorˈtour ˌoperator noun [countable] British EnglishDLT a company that arranges travel tours
Examples from the Corpus
tour operator• Need help in checking on the reliability of a travel agency or tour operator?• Ask your tour operator where the water in your hotel comes from.From Longman Business Dictionarytour operatorˈtour ˌoperator British EnglishTRAVEL a company that arranges holidays for people, including their travel, hotels etcThere is likely to be a battle between the major tour operators this summer. → operator 