The 2018 International Conference on Transdisciplinary Linguistics is an international forumfacilitating the researchers of linguistics and other sciences using language in their studies to shareknowledge and experience on the most modern ones. The conference presenting keynote andplenary speakers from Indonesia and abroad opens an opportunity for discussion and professionalnetworking in various types of research in connection with linguistics.The main theme of this conference is “The Role of Language in All Aspects of Human Life”. This bigtheme is meant to open our horizon that linguistics is not only a science analyzing languagestructure and meaning but also related to various roles and functions of all aspects of human life.This main theme is supported by many subthemes showing the richness of studies on language.