1. adjective
a) double, made up of two parts
b) two direction (electronical signaling)
See Also: duplexity
2. noun
a) house made up of two dwelling units
b) a cancellation combining a numerical cancellation with a second mark showing time, date, and place of posting.
3. verb
a) To make duplex.
b) To make into a duplex.
See Also: contraplex, diplex, double, duplicity, multiplex, quadruplex, simplex, single, triple, triplex
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