/
ˈdjuːplɛks/
n.
- N. Amer. a residential building divided into two apartments.
▸a flat on two floors.
▸chiefly N. Amer. & Austral. a semi-detached house.
- Biochemistry a double-stranded polynucleotide molecule.
adj.
- having two parts.
- (of a printer) capable of printing on both sides of the paper.
- allowing the transmission of two signals simultaneously in opposite directions.
Etymology
C16 (as adj.): from L. duplex, duplic-, from duo ‘two’ + plicare ‘to fold’.