Definition

1. Noun:
   • The academic discipline studying information transmission: "Communication theory" refers to the systematic study of the principles, processes, and methods involved in transmitting information, data, or meaning from a source to a receiver.
   • The study of communication systems: It analyzes how information is encoded, sent through a channel (like print, radio, or television), and decoded, including the study of potential noise and feedback.

Examples of Usage

• Noun:
  • Her thesis applies communication theory to analyze the effectiveness of social media campaigns.
  • A basic understanding of communication theory is essential for students in journalism and media studies.
  • The course on communication theory covers models from Shannon and Weaver to more contemporary cultural approaches.

Advanced Usage

• "Mathematical communication theory": A branch focusing on the quantitative aspects of information transmission, often associated with Claude Shannon's information theory.
  • His research in mathematical communication theory improved data compression algorithms.
• "Applied communication theory": The use of theoretical principles to solve practical problems in fields like public relations, organizational communication, or health communication.
  • The campaign was designed using applied communication theory to maximize message clarity and audience reach.

Variants and Related Words

• Communications (noun, often used interchangeably in academic contexts): The broader field of study or the practical systems for transmitting information.
  • He works in the field of communications.
• Information theory (noun): A closely related, more mathematically rigorous subset of communication theory focusing on the quantification, storage, and communication of information.
• Media theory (noun): A related area that often focuses on the cultural, social, and political implications of media technologies and institutions.

Synonyms

• Theory of communication: An exact synonym.
• Communications science: A synonym emphasizing the systematic, scholarly study.

Related Phrases

(Note: "Communication theory" itself is a compound noun and is not typically broken down into phrasal verbs. The related phrases below involve the root word "communication.") - Breakdown in communication: A failure in the process of transmitting and understanding information. - The project delay was caused by a breakdown in communication between departments. - Lines of communication: The channels or methods used for exchanging information. - It's important to keep open lines of communication within the team.

Related Idioms

(Note: There are no common idioms specifically for "communication theory." Idioms typically involve the more general word "communication.") - It's good to talk: An expression emphasizing the importance of open communication to resolve issues or build relationships. - Read between the lines: To look for or understand a hidden or implied meaning in a communication. - His letter seemed positive, but if you read between the lines, he was quite disappointed.

Noun

1. the discipline that studies the principles of transmiting information and the methods by which it is delivered (as print or radio or television etc.)
   • communications is his major field of study