Adjective
Having four components.
Usage- not-comparable
Of or relating to a system in telegraphy by which four messages (two in each direction) can be sent on one wire simultaneously.
Usage- not-comparable
Of or relating to an early videotape format with four magnetic record/reproduce heads mounted on a headwheel spinning transversely across the tape.
Usage- not-comparable
Noun
A quadruplex system.
Usage- Countable
- Examples
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More examples (1)
The Western Union office is equipped with four quadruplexes, three duplexes and eleven single loops, besides special private loops in the Japanese and Russian suites, where direct communication will be maintained with the Atlantic cables at Heart’s Content, Newfoundland via Canso, and also with the Western Union offices in New York, whence the Japanese diplomatic matter will be sent via land lines to San Francisco over a direct circuit.
Verb
To make quadruplex.
Usage- Transitive
Adjective
having four units or components
- Examples
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quadruple rhythm has four beats per measure
quadruplex wire