duplex

To make duplex.

Adjective

  1. Double; made up of two parts.

    1. (architecture) Having two floors.

    2. (architecture) Having two units, divisions, suites, or apartments.

    3. (metallurgy) Of stainless steel: having a structure containing austenite and ferrite in roughly equal proportions.

      • Duplex stainless steels have been classified according to the first period (1930–1960) and second period (1960–1990). The designations for these duplex alloys in the United States have been primarily according to...
  2. Bidirectional (in two directions).
    • duplex telegraphy

    Antonyms: simplex unidirectional

  3. Having horizons with contrasting textures.
    • Soils are duplex, sandy and solodic. The dominant trees are the stringybark eucalypts […] - 1977, Australian Journal of Botany, volume 25, page 462:

Origin

PIE word *dwóh₁ Borrowed from Latin duplex (“double, two-fold”), from duo (“two”) + plico (“fold together”); compare the roots of διπλόος (diplóos, “double”); compare also πλέκω (plékō, “twist, braid”). By surface analysis, duo- + -plex.

Hyponyms

full duplex half-duplex semiduplex

Related

contraplex diplex duplex escapement duplex lathe duplex pumping engine duplex querela duplex watch

Derived

duplexity duplex nail echoplex full duplex half-duplex heteroduplex homoduplex interduplex intraduplex multiduplex nonduplex semiduplex superduplex

Noun

  1. A house made up of two dwelling units.
    • The house had been renovated into a duplex and he’d put in a phone line. - 2020, Akwaeke Emezi, The Death of Vivek Oji, Faber & Faber Ltd, page 53:

    Synonyms: semi-detached house

  2. A dwelling unit with two floors.
  3. A cancellation combining a numerical cancellation with a second mark showing time, date, and place of posting.
  4. A throwing motion where two balls are thrown with one hand at the same time.
  5. A double-stranded polynucleotide.
  6. A system of multiple thrust faults bounded above and below by a roof thrust and floor thrust.
    • In contrast, the folds in the overlying lithotectonic unit 4 are larger and are cut by a series of faults in a duplex. - 1993, David J. Lidke, Jack Burton Epstein, Chester A. Wallace, U.S. Geological Survey Bulletin,...
    • It has been noted, using a combination of surface geologic and seismic reflection data, that a duplex, although formed in response to movement of a thrust sheet, frequently arches the thrust sheet as the duplex is built...

Forms

duplexes duplices

Related

2-plex diplex oligoduplex quadruplex triplex bungalow maisonette rowhouse semi-detached townhouse

Verb

  1. To make duplex.
  2. To make into a duplex.
  3. To make a series of duplex throws.

Forms

duplexes duplexing duplexed

Related

double duplicity multiplex quadruplex simplex single triple triplex