Also found in: Thesaurus.
Related to P.A. system: public address systems
Switch to new thesaurus
|Noun||1.||P.A. system - an electronic amplification system used as a communication system in public areas|
amplifier - electronic equipment that increases strength of signals passing through it
communication system - a system for communicating
loudspeaker, loudspeaker system, speaker system, speaker unit, speaker - electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
tannoy - a loudspeaker