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

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Example Sentences

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Recent Examples of ultrathin This ultrathin material can line the inside of slim smartphones, smartwatches, wearable health trackers, and foldable tablets. — Mrigakshi Dixit, Interesting Engineering, 21 Sep. 2026 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 See All Example Sentences for ultrathin

Recent Examples of Synonyms for ultrathin

Adjective

BioNxt Solutions is developing a sublingual semaglutide thin-film platform and reported moving its program into active pharmaceutical development in 2026.

— Samantha Agate, Charlotte Observer, 8 Oct. 2026
The launch shows that Innovera can be cut into thin strips and woven without immediately losing its structure.

— Alexandra Harrell, Footwear News, 8 Oct. 2026

Definition of thin

Adjective

Use a long, slender trowel to dig a single-occupancy hole, or dig a wide hole to plant a group of bulbs.

— Beth Botts, Chicago Tribune, 4 Oct. 2026
They are designed with slender straps that cross over the foot, creating an elegantly curved shape at the vamp.

— Karla Rodriguez, Footwear News, 30 Sep. 2026

Definition of slender

Adjective

But do such experiences meet the narrow definition of attachment?

— Pascal Vrticka, Scientific American, 4 Oct. 2026
When the pollsters gave likely voters additional, critical information about both candidates, Bass shot up by 5 points and took a narrow lead over Raman, 40% to 39%, with 21% undecided, according to FM3.

— James Rainey, Los Angeles Times, 3 Oct. 2026