Definition of duplex in English:

duplex

Line breaks: du¦plex
Pronunciation: /ˈdjuːplɛks
 
/

noun

  • 1North American A residential building divided into two apartments.
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    • The property has full planning permission for 30 residential units comprising six three-bedroom townhouses, 12 two-bedroom duplexes and 12 one-bedroom apartments.
    • It notes that three-bed semi-detached houses are on the wane in Dublin, being replaced by smaller two-bed duplexes, townhouses and apartments.
    • Apartments and duplexes became the norm rather than the exception, much to the delight of rookie buyers and older couples trading down.
  • 1.1A flat on two floors: [as modifier]: a plush Mayfair duplex flat
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    • The facades suggest that the apartment floor and unit arrangements may be double-height spaces, duplexes, or regular floors carefully hidden behind the cool glass facade.
    • Under the plans the Wheatley would be converted to provide two, two bedroom duplexes and a pair of two bedroom flats.
    • Also available are three-bedroom duplexes on the ground and first floors; these have 105 square metres of accommodation and are selling for €228,000.
  • 1.2chiefly North American & Australian A semi-detached house.
    More example sentences
    • The resolution, first reported on Feb.14, would place serious restrictions on the ability of students to live in houses and duplexes.
    • Snowdon residents have been duelling it out by petition concerning Addington House, a drug rehab centre recently transplanted from NDG to a semi-detached duplex at Earnscliffe and Dupuis.
    • Cahaba residents rented from the government until 1947, when the houses and duplexes were sold to individuals at prices ranging from $4,400 to $9,000 each.
  • 2 Biochemistry A double-stranded polynucleotide molecule.
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    • In this work, the molar concentrations of the oligonucleotide duplexes are related to the double-stranded molecules 15-bp long.
    • Unlike larger polypeptides and proteins, small nucleic acid duplexes and hairpins do not have a dense core to which this effect would apply.
    • The drugs in the latter complexes are covalently connected by a peptide linker, whereas those associated with the oligonucleotide duplexes are chemically independent species.

adjective

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  • 1Having two parts, in particular.
  • 1.1North American (Of a house) consisting of two flats.
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    • The development comprises a mix of three bedroom townhouses, four bedroom semi-detached and detached houses along with two bedroom apartments and three bedroom duplex houses.
    • The first batch of 40 two-bedroom apartments and three-bedroom duplex houses were completed and sold last February.
    • First-time buyers will be interested in the launch of phase two of Bryanstown Manor, a development of apartments and duplex houses near the train station in Drogheda, Co Louth.
  • 1.2North American (Of a flat) on two floors.
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    • The plans provide for eight dwelling-houses, six ground floor apartments, six duplex apartments, an office and all ancillary site works.
    • Well, it wasn't quite the top - there's a second floor to the duplex penthouse we couldn't make it to - but the views are magnificent, largely because the building is taller by half than most everything else in the neighborhood.
    • It will comprise a retail unit, five ground floor flats and eight duplex apartments facing Holborn Street and three ground floor retail units, 17 apartments and 19 car parking spaces facing Markievicz Road.
  • 1.3(Of paper or board) having two differently coloured layers or sides.
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    • Finding an optimal schedule for general sheet sequences (e.g., with mixed simplex and duplex sheets in the same document) is still exponential.
    • For instance, a mark engine module controller may export exactly two functions, namely printing a simplex or duplex sheet.
    • However, newer machines can deliver documents either face-up or face-down, and thus simplex sheets are sometimes inverted, while duplex sheets sometimes are not inverted after the second image transfer.
  • 1.4(Of a printer or its software) capable of printing on both sides of the paper.
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    • Then we started arguing about how the printer managed to do duplex printing.
    • In order to simultaneously output and input a waveform, the sound card (or sound chip integrated on to the motherboard) must be capable of full duplex operation.
    • Do you need a printer with duplex printing capability (the ability to print on both sides of the paper automatically)?
  • 2(Of a communications system, computer circuit, etc.) allowing the transmission of two signals simultaneously in opposite directions.
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    • The duplex circuit, developed in Germany, made it possible for messages to travel simultaneously in opposite directions on the same line.
    • This combination of features enables the user to hear and be heard in even the noisiest environments, while its full duplex communication technology ensures a natural flowing conversation.
    • It, on the other hand, can support full duplex communications.

Derivatives

duplexity

noun rare

Origin

mid 16th century (as an adjective): from Latin duplex, duplic-, from duo 'two' + plicare 'to fold'. The noun dates from the 1920s.

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