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Definition of duplex adjective from the Oxford Advanced Learner's Dictionary

duplex

adjective
 
/ˈdjuːpleks/
 
/ˈduːpleks/
[only before noun]
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  1. (of a flat) with rooms on two floors
    • a duplex apartment
    • The duplex penthouses cover the top two floors of the building.
    Topics Houses and homesc2
  2. (North American English) (of a house) joined to another house by a wall on one side that is shared synonym semi-detached
    • a duplex house/villa
    Topics Houses and homesc2
  3. (of a printer or its software) able to print on both sides of the paper
    • This model comes with nice features such as Wi-Fi and duplex printing.
    Topics Computersc2
  4. (of communications systems, computer systems, radio, etc.) allowing signals to be sent in both directions at the same time
    • A common application of duplex communication is in online chat systems.
    Topics Computersc2

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dressing
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Food
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