What do you mean by 'Broadcast''? Md. Saifur Rahman Broadcast is an one way communication system where a person or any organization can communicate with many people or organizations.You may likeDo I need car insurance?What is car insurance?How could I get cheaper car insurance?What is auto insurance?Why Adulterant food is the barrier to sound health?What are the producers?What are food preservatives?What is food chain?What is tertiary consumer?