Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
public address system | Yes | No | No | No |
speaker unit | Yes | No | No | No |
public address system (noun) | speaker unit (noun) |
---|---|
an electronic amplification system used as a communication system in public areas | electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance |