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1. (used technically of a device or process) having two parts
   "a duplex transaction"
    
2. Allowing communication in opposite directions simultaneously
   "duplex system"; "duplex telephony"

1. A house with two units sharing a common wall
   - duplex house [N. Amer], semidetached house
    
2. An apartment having rooms on two floors that are connected by a staircase
   - duplex apartment [N. Amer]

1. Change into a duplex

Derived forms: duplexes, duplexed, duplexing

See also: bidirectional, multiple

Type of: apartment, convert, flat [Brit], house

Encyclopedia: Duplex