[com.mu.ni.ca.tion] n (14c) 1: an act or instance of transmitting
2. a: information communicated b: a verbal or written message 3 a: a process by which information is exchanged between individuals through a common system of symbols, signs, or behavior "the function of pheromones in insect ~"; also: exchange of information b: personal rapport "a lack of ~ between old and young persons"
4. pl a: a system (as of telephones) for communicating b: a system of routes for moving troops, supplies, and vehicles c: personnel engaged in communicating
5. pl but sing or pl in constr a: a technique for expressing ideas effectively (as in speech) b: the technology of the transmission of information (as by print or telecommunication) -- com.mu.ni.ca.tion.al adj