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Synonyms

duplex apartment

American  

noun

  1. an apartment with rooms on two connected floors.


duplex apartment British  

noun

  1. an apartment on two floors

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of duplex apartment

An Americanism dating back to 1935–40

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Billionaire Citadel founder and CEO Ken Griffin has reportedly expanded his enormous international property portfolio with the addition of a $38 million duplex apartment inside a storied New York City apartment building.

From MarketWatch • Apr. 22, 2026

In early March, I defended my PhD dissertation to a crowd of professors, and, days later, we hosted a baby shower in our cramped duplex apartment.

From Salon • Mar. 27, 2022

Gropman and his team built the duplex apartment set at Steiner Studios in Brooklyn, with each floor on a different stage.

From New York Times • Jan. 11, 2022

The fire started on the second and third floors of the building in a duplex apartment in the Tremont section of the Bronx, the New York Times reported.

From Fox News • Jan. 9, 2022

This side faces a big duplex apartment house.

From "Things Not Seen" by Andrew Clements

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