Duplex Definition

do͝oplĕks, dyo͝o-
duplexes
adjective
Double; twofold.
Webster's New World
Designating or of a system of telegraphy in which two messages may be sent simultaneously in opposite directions over a single circuit.
Webster's New World
Having two apartments, divisions, or floors.
American Heritage
Having two units operating in the same way or simultaneously.
Webster's New World
Of or relating to a communications mode, as in a telephone system, that provides simultaneous transmission and reception in both directions.
American Heritage
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noun
duplexes
Webster's New World
A house divided into two living units or residences, usually having separate entrances.
American Heritage
Webster's New World
A duplex is defined as a house or building with two separate units.
An example of a duplex is a house with two living units with a common wall.
YourDictionary
(philately) A cancellation combining a numerical cancellation with a second mark showing time, date, and place of posting.
Wiktionary
Synonyms:
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verb
To make duplex.
Wiktionary
To make into a duplex.
Wiktionary
(jugging) To make a series of duplex throws.
Wiktionary
other

A fiber optic system physical configuration that employs two fibers, one for transmission in each direction. Passive optical network (PON) standards, for example, include a duplex configuration option. See also PON and simplex.

Webster's New World Telecom

Other Word Forms of Duplex

Noun

Singular:
duplex
Plural:
duplexes

Origin of Duplex

  • From Latin duplex (“double, two-fold”), from duo (“two”) + plico (“fold together”), from Ancient Greek πλέκω (pleko, “twist, braid”).

    From Wiktionary

  • Latin dwo- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

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