Definitions for public-address system
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Random House Webster's College Dictionary
pub′lic-address′ sys`tem(n.)
a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.
Category: Hi-Fi and Audio
Origin of public-address system:
1920–25
Citation
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"public-address system." Definitions.net. STANDS4 LLC, 2013. Web. 24 May 2013. <http://www.definitions.net/definition/public-address system>.

