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
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.
In this study, the researchers developed membranes containing millions of tiny boron nitride nanotubes, which have charged surfaces and unusual transport properties. Bojan Stojkovski, Interesting Engineering, 21 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 When metallic, these offer little resistance to electron flow along the nanotube. ArsTechnica, 23 Apr. 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

Browse Nearby Words

Cite this Entry

“Nanotube.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nanotube. Accessed 23 Jun. 2026.

Medical Definition

nanotube

noun
nano·​tube -ˌt(y)üb How to pronounce nanotube (audio)
: a microscopic tube whose diameter is measured in nanometers
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster