Communication (from Latin communicare, meaning "to share")[better source needed] is the act of conveying meanings from one entity or group to another through the use of mutually understood signs, symbols, and semiotic rules.
The scientific study of communication can be divided into:
The channel of communication can be visual, auditory, tactile/haptic (e.g. Braille or other physical means), olfactory, electromagnetic, or biochemical. Human communication is unique for its extensive use of abstract language. Development of civilization has been closely linked with progress in telecommunication.
The academic discipline that deals with processes of human communication is communication studies. The discipline encompasses a range of topics, from face-to-face conversation to mass media outlets such as television broadcasting. Communication studies also examines how messages are interpreted through the political, cultural, economic, semiotic, hermeneutic, and social dimensions of their contexts. Statistics, as a quantitative approach to communication science, has also been incorporated into research on communication science in order to help substantiate claims.