Look up duplex in Wiktionary, the free dictionary.

Duplex (Latin, 'double') may refer to:

• Duplex (film), or Our House, a 2003 American black comedy film
• Duplex (band), a Dutch electronic music duo
• Duplex (Norwegian duo)
• Duplex!, a Canadian children's music band
• The Duplex, an American comic strip by Glenn McCoy
• The Duplex (film), a 2015 Nigerian film

• Duplex, Tennessee, U.S.
• Duplex, Texas, U.S.

• Duplex (moth), a genus of moths in the family Erebidae
• Nucleic acid double helix, a double-stranded molecule of DNA or RNA
• Duplex (telecommunications), communications in both directions simultaneously
• Duplex (typography), a Linotype technique
• Duplex ultrasonography, a medical imaging technique
• Google Duplex, an extension of Google Assistant

• Duplex (automobile), an early car built in Canada in 1923
• Duplex locomotive, a type of steam locomotive
• TGV Duplex, a French high-speed train of the TGV family featuring bi-level carriages

• Duplex (building), two living units attached to each other
• Duplex apartment
• Duplex printing, double-sided printing
• Edward Duplex, a 19th-century African-American pioneer

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