ultrathin

American  

[uhl-truh-thin] / ˌʌl trəˈθɪn /

adjective

1. extremely thin.

   an ultrathin wristwatch.

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Etymology

Origin of ultrathin

First recorded in 1945–50; ultra- + thin

Example Sentences

It was a pioneer in developing glass fiber, in which threads of ultrathin glass are woven together like a fabric.

From The Wall Street Journal

The cables themselves often contain dozens or hundreds of flexible, ultrathin glass fibers to carry signals.

From The Wall Street Journal

"This method may be extended to a broad class of ceramics, It demonstrates ultrathin surface coatings can make the electrolyte less brittle and more stable under extreme electrochemical and mechanical conditions, like fast charging and pressure," said Xu, who at Stanford worked in the laboratory of Prof. William Chueh, a senior author of the study and director of the Precourt Institute for Energy, which is part of the Stanford Doerr School of Sustainability.

From Science Daily

To address these issues, the OSU-LSU team developed an ultrathin liquid "sheet" that allows more of the emitted light to escape.

From Science Daily

Items in short supply include the ultrathin layers of silicon substrate some chips require and memory chips, the semiconductors that feed data to AI processors and help store the results of computations.

From The Wall Street Journal