From Longman Dictionary of Contemporary Englishm-commercem-com‧merce /ˈem ˌkɒmɜːs $ -ˌkɑːmɜːrs/ noun [uncountable] (mobile commerce) the buying or selling of goods and services using a radio connection to the Internet, for example using a laptop or mobile phone → e-commerceFrom Longman Business Dictionarym-commercem-com‧merce /ˈem ˌkɒmɜːs-ˌkɑːmɜːrs/ noun [uncountable]COMMERCETELECOMMUNICATIONS the buying and selling of goods and services over the Internet using mobile phonesthe technology that enables m-commerce