What Is Communication Communication is the process of conveying information, whether that information is ideas, thoughts, or feelings, from one individual to another. Meanings can be perceived and comprehended by humans through a process known as semantic processing. Communication in the workplace allows for the exchange of information and knowledge. Individuals and departments require important types of communication. It has to make use of all of the channels and networks that are accessible. The most important aspect of communication is the dissemination of relevant information.