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

Austin Ledet and his fiancée closed on a Northwest Washington condo in April, a two-level duplex in a rowhouse. — Barbara Rubin, Washington Post, 19 Sep. 2026 The documents say the two men ran back inside the duplex and Castro fired a single shot through the door, striking Sosa-Celis in the foot. — Wcco Staff, CBS News, 16 Sep. 2026 See All Example Sentences for duplex

Recent Examples of Synonyms for duplex

Adjective

Xerf uses dual-frequency energy administered through a patented device that glides across the skin.

— Shelby Wax, Vogue, 12 Oct. 2026
Quarterback Isaiah Marshall has shown great promise in recent weeks, throwing for 333 yards and two touchdowns in Saturday’s 41-24 loss at Utah after a strong dual-threat performance against Middle Tennessee.

— Gary Bedore, Kansas City Star, 12 Oct. 2026

Definition of dual

Noun

Along with its full-floor apartments, 660 Park Avenue is home to a 27-room maisonette triplex with its own entrance and address at 666 Park Avenue.

— Mark David, Robb Report, 5 Oct. 2026
Through a series of renovations it’s morphed from a one-bedroom apartment to a sophisticated NoHo triplex with a rooftop chicken coop, adjusting to major life milestones, such as the birth of Scherieber’s third child, Hazel Bee.

— Tanya Fevzi, CNN Money, 10 Sep. 2026

Definition of triplex

Adjective

Those sympathetic to the movement argue that’s not the case — and that there was never a binary choice at hand between progressive ideology and the ideas abundance advocates stand for.

— David Weigel, semafor.com, 7 Oct. 2026
All event contracts have binary outcomes between $0 to $1, and no matter what price a speculator pays to place a trade, someone has to take the other side of that order and make $1 in total volume.

— Ananya Chetia,Davis Giangiulio, CNBC, 6 Oct. 2026

Definition of binary

Noun

An online listing for the condo building boasts a menu of luxury amenities, including a gym, rooftop pool and pet spa.

— Audrey McGlinchy, Los Angeles Times, 13 Oct. 2026
Karp also expects to see offices, labs and hotels, as well as apartment and condo buildings, develop around the campus.

— Catherine Odom, Miami Herald, 12 Oct. 2026

Definition of condo

Adjective

Twin Pines was founded by twin brothers Clint Kisker (a Legendary Entertainment alum) and Sean Kisker (a former HBO Max exec) alongside Jason Kander, a former Secretary of State for Missouri.

— Todd Spangler, Variety, 13 Oct. 2026
For me, the name Peck not only encompassed the conflicts in the book (between twin brothers, capitalism and social good, originality and conformity) but also captured the constant ephemeral battle of proving how and why art matters.

— Literary Hub, Literary Hub, 13 Oct. 2026

Definition of twin

Noun

Citroën/Stellantis The original 2CV was an extraordinary achievement of human engineering, balancing severe material shortages with unmatched spatial efficiency.

— New Atlas, New Atlas, 12 Oct. 2026
These efficiency improvements will allow Microsoft to rely mainly on its in-house AI chips soon, instead of ones from Nvidia and AMD.

— Tom Warren, The Verge, 12 Oct. 2026

Definition of efficiency

Noun

The pair first listed their $34 million duplex penthouse atop the Four Seasons Private Residences at One Dalton Street in 2023, eventually reducing the asking price to $29 million before removing it from the market last year.

— Wendy Bowman, Robb Report, 14 Oct. 2026
The dress, however, is proving difficult to contain—even in the penthouse suite.

— Alexandra Macon, Vogue, 10 Oct. 2026

Definition of penthouse

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