1. (noun) facility consisting of the physical plants and equipment for disseminating information

• communication equipment

1. (noun) a system for communicating

• system

2. (noun) facility consisting of the physical plants and equipment for disseminating information

• facility
• installation

1. (noun) a system for communicating

• ground control
• intercom
• intercommunication system
• link
• radio link
• p.a.
• p.a. system
• pa
• pa system
• public address system
• phone system
• telephone system
• radio
• wireless
• telecom equipment
• telecom system
• telecommunication equipment
• telecommunication system

2. (noun) facility consisting of the physical plants and equipment for disseminating information

• fiber-optic transmission system
• fibre-optic transmission system
• fots
• network