DUPLEX Synonyms: 46 Similar and Opposite Words

duplex 1 of 2

adjective

ˈdü-ˌpleks

Definition of duplex

as in dual

consisting of two members or parts that are usually joined a duplex apartment with all of the bedrooms on the second floor

Synonyms & Similar Words

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Antonyms & Near Antonyms

duplex

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of duplex

Adjective

The project consists of 10 duplex-style homes of 1,300 square feet apiece, with three bedrooms, attached two-car garages and private yards. — Joe Tash, San Diego Union-Tribune, 25 Dec. 2022 For the penthouses, Herzog and de Meuron worked alongside structural engineers AKT to create the unique features within each duplex penthouse and interior designer Tom Dixon’s Design Research Studio to create lovely homes. — Emma Reynolds, Robb Report, 17 Nov. 2022

Noun

Back in May, a chic Carlton Gardens duplex with three bedrooms popped up for $19 million. — Tori Latham, Robb Report, 5 Aug. 2026 Teams across the sector are focused heavily on full-duplex systems, or technology that enables natural, fluid back-and-forth conversations where users can interrupt the AI mid-sentence. — Sebastian Herrera, Fortune, 27 July 2026 See All Example Sentences for duplex

Recent Examples of Synonyms for duplex

Adjective

Banks still undecided Soccer player Noahkai Banks, the dual German-American citizen, has not decided who to play for internationally, despite being in consideration for the 2026 World Cup.

— Chris Branch, New York Times, 8 Sep. 2026
Two rail gauges will meet The CKU project has adopted a dual-gauge design to resolve the long-standing technical dispute.

— Sujita Sinha, Interesting Engineering, 7 Sep. 2026

Definition of dual

Noun

Record-breaking Brooklyn home The Oppenheimer actor’s pad in the Big Apple is a massive penthouse triplex in The Standish, a luxury building in Brooklyn Heights.

— Katie Schultz, Architectural Digest, 24 July 2026
The triplex spans about 8,900 square feet, plus another 3,400 square feet of outdoor space, including a private rooftop terrace with a plunge pool and outdoor kitchen.

— Abby Montanez, Robb Report, 1 May 2026

Definition of triplex

Adjective

Binary thinking doesn’t work There is a long history of binary thinking about addictive goods.

— Jonathan Caulkins, The Conversation, 9 Sep. 2026
Yet the franchise gave audiences a galaxy brimming with desert planets, ocean worlds, binary sunsets, and countless versions of Earth.

— Alix Freckelton, Space.com, 8 Sep. 2026

Definition of binary

Noun

But instead of leaving the rink for an empty condo with only his own thoughts to keep him company, Tavares went to a home — Doug Weight’s, to be exact.

— Mark Lazerus, New York Times, 9 Sep. 2026
That would make the construction of small apartment or condo buildings less expensive, helping developers fill Chicago’s empty lots with units that are also affordable, said Ald.

— Brian J. Rogal, Chicago Tribune, 6 Sep. 2026

Definition of condo

Adjective

In the early stage of the trip, the twin-engine jets headed for Alaska and passed over Greenland, where an Airbus A400M support plane capable of landing on ice was stationed.

— Arkansas Online, Arkansas Online, 12 Sep. 2026
Strahan described the chaos in New York City amid the rescue efforts and the accompanying bomb threats and noted that the Giants could still see smoke from the twin towers from the team’s practice fields.

— Michael Silver, New York Times, 11 Sep. 2026

Definition of twin

Noun

This approach is intended to combine the efficiency and speed of wheeled movement with the obstacle-clearing capabilities associated with legged robots.

— Jijo Malayil, Interesting Engineering, 7 Sep. 2026
If Taron Johnson and the secondary hold up against complex passing schemes, the unit should take a noticeable leap in efficiency.

— David Troy OutKick, FOXNews.com, 6 Sep. 2026

Definition of efficiency

Noun

The place had belonged to a former photography director of this magazine, Jordan Schaps, who started renting the 700-square-foot floor-through for $135 a month in 1975.

— Wendy Goodman, Curbed, 1 Nov. 2025
With its floor-through dwellings, celebrity penthouse, secret passageways, and camaraderie (begrudging or otherwise) between residents both longtime and new, the Arconia is a world within itself.

— Scarlett Harris, Architectural Digest, 8 Sep. 2025