public_address_system | ||
1. | [ noun ] an electronic amplification system used as a communication system in public areas | |
Synonyms: | PA_system p.a._system p.a. PA | |
Related terms: | communication_system loudspeaker amplifier tannoy | |
public_address_system | ||
1. | [ noun ] an electronic amplification system used as a communication system in public areas | |
Synonyms: | PA_system p.a._system p.a. PA | |
Related terms: | communication_system loudspeaker amplifier tannoy | |