Noun
-
an apartment having rooms on two floors that are connected by a staircase
- duplex apartment -
a house with two units sharing a common wall
- duplex house - semidetached house
Verb
-
change into a duplex
Adjective
-
allowing communication in opposite directions simultaneously
"duplex system"
"duplex telephony"
-
(used technically of a device or process) having two parts
"a duplex transaction"