ULTRATHIN Synonyms: 50 Similar and Opposite Words

ultrathin

adjective

ˌəl-trə-ˈthin

Definition of ultrathin

as in thin

being of less than usual width a new generation of flat-panel TVs that were ultrathin

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

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 ultrathin The researchers fabricated ultrathin perovskite absorber layers measuring just 10 nanometers thick while still retaining useful photovoltaic performance. — New Atlas, 26 May 2026 The startup Science has built an ultrathin, wireless microchip to replace the function of these photoreceptors. — Bloomberg, Mercury News, 11 May 2026 Rather than an entry-level option, however, it was positioned as a more advanced, ultrathin device, costing more than the MacBook Air at the time. — Luke Larsen, Wired News, 4 Mar. 2026 To get the look, shape your natural nails as desired, apply a nude or light pink base, and trace the top of the nail in an ultrathin line. — Laura Solla, Glamour, 4 Feb. 2026 See All Example Sentences for ultrathin

Recent Examples of Synonyms for ultrathin

Adjective

Somehow director Sam Hargrave and writer David Coggeshall have turned that thinnest of concepts into a feature-length action comedy film for Apple TV.

— Jennifer Ouellette, ArsTechnica, 26 July 2026
Catcher Liam Hicks could also profile as an attractive piece, particularly as the catching market is thin.

— Johnny Flores Jr, New York Times, 26 July 2026

Definition of thin

Adjective

The sandals feature simple, elegant lines that come together in an innovative design, characterized by a slender strap that starts as a slingback and wraps around the foot, culminating in a wavy design over the toe.

— Karla Rodriguez, Footwear News, 21 July 2026
The image depicts a fairly slender-looking screen-free wearable, but one that looks distinctly wider than the Fitbit Air.

— Andrew Williams, Forbes.com, 20 July 2026

Definition of slender

Adjective

This year, lawmakers introduced narrower proposals, including a bill to create a statewide HOA complaint tracking system, but those measures remain stuck in committee.

— Nora O'Neill July 28, Charlotte Observer, 28 July 2026
Given how unsettled the AI capital-spending cycle, macro policy, and geopolitical risk all are simultaneously, genuine diversification away from a narrow, concentrated public market has real value—and arguably more than usual.

— Carrie McCabe, Forbes.com, 28 July 2026