intercommunication system

[ in-ter-kuh-myoo-ni-key-shuhn sis-tuhm ]

noun

1. intercom ( def 1 ).

Word History and Origins

Origin of intercommunication system¹

First recorded in 1910–15

Example Sentences

As we hovered above the very pinnacle, the rounded peak which poked up at us, the pilot spoke over the intercommunication system.

From Project Gutenberg

"You certainly do have a wonderful intercommunication system," he murmured.

From Project Gutenberg