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quadruplex

[ kwod-roo-pleks, kwo-droo-pleks ]

adjective

  1. fourfold; quadruple.
  2. noting or pertaining to a system of telegraphy by which four messages may be transmitted simultaneously over one wire or communications channel.


quadruplex

/ ˈkwɒdrʊˌplɛks; ˌkwɒdrʊˈplɪsɪtɪ; kwɒˈdruːplɛks /

adjective

  1. consisting of four parts; fourfold
  2. denoting a type of television video tape recorder having four transversely rotating heads
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Derived Forms

  • quadruplicity, noun
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Word History and Origins

Origin of quadruplex1

From Latin, dating back to 1870–75; quadru-, -plex
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Word History and Origins

Origin of quadruplex1

C19: from Latin, from quadru- (see quadri- ) + -plex -fold
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Example Sentences

The day of the shooting, Lorincz told investigators she had a headache and that “neighbors were outside screaming and yelling, kids were running around” in a grassy area separating two apartment quadruplex buildings, including hers.

His first major invention, a quadruplex telegraph that allowed stations to send and receive messages simultaneously over the same wires, earned a handsome profit.

Edison’s first lucrative products were a stock-ticker device and a quadruplex telegraph, capable of sending four messages at once.

As an adult, he fixed quadruplex videotape machines — an early commercial videotape format — in his basement, and founded a multimillion-dollar video company.

Drive, the quadruplex apartment has few walls inside; instead, variable floor heights produce 27 interior levels that encourage visitors to preen and goggle.

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