nanotube

noun

nano·​tube ˈna-nə-ˌtüb How to pronounce nanotube (audio)
ˈna-nō-
: a microscopic tube whose diameter is measured in nanometers
especially : one of pure carbon : buckytube

Examples of nanotube in a Sentence

Recent Examples on the Web
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The carbon nanotubes are highly sensitive at room temperature, enabling Bassil to select a larger range of gas-sensitive materials, including those that might deteriorate at high temperatures – polymers are one example. Shirl Leigh june 26, New Atlas, 26 June 2026 In a hollow nanotube, these particles hit a dead end. Mrigakshi Dixit, Interesting Engineering, 23 June 2026 Carbon nanotubes are textbook examples for the first generation. Dr. Samer Taha, Forbes.com, 18 June 2026 Boron nitride nanotubes, on the other hand, capture neutrons. Chelsea Gohd, Space.com, 1 May 2026 See All Example Sentences for nanotube

Word History

First Known Use

1992, in the meaning defined above

Time Traveler
The first known use of nanotube was in 1992

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Cite this Entry

“Nanotube.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nanotube. Accessed 3 Jul. 2026.

Medical Definition

nanotube

noun
nano·​tube -ˌt(y)üb How to pronounce nanotube (audio)
: a microscopic tube whose diameter is measured in nanometers
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