e ‧ co ‧ tour ‧ is ‧ m /ˈiːkəʊˌtʊərɪz ə m $ ˈiːkoʊˌtʊr-/ BrE AmE noun [uncountable]
the business of organizing holidays to natural areas, especially areas that are far away such as the ↑ rain forest , where people can visit and learn about the area in a way that will not hurt the environment
—ecotourist noun [countable]