nano·​tube | \ ˈna-nə-ˌtüb How to pronounce nanotube (audio) , ˈna-nō- \

Definition of nanotube

: 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 The Rice University lab first developed carbon nanotube fiber in 2013, and has studied its use in medical procedures, such as in cochlear implants for hearing loss and to repair damaged hearts. Clare Duffy, CNN, 3 Sep. 2021 Each nanotube is only a few atoms across and about as long as a strand of hair is wide. Max G. Levy, Wired, 12 Feb. 2021 Separately, Sonderman said production remained steady through the pandemic for SkyWater’s two existing clean rooms as well as a new nanotube manufacturing process. Evan Ramstad, Star Tribune, 8 Sep. 2020 Scientists have captured video of a pair of rhenium atoms breaking apart and bonding again in a carbon nanotube. Theresa Machemer, Smithsonian Magazine, 22 Jan. 2020 Razavi’s Texas Heart team and colleagues at Rice University devised sutures made from carbon nanotubes, fibers that conduct electricity twice as well as the copper found in almost all wiring. Elizabeth Cooney, STAT, 6 Apr. 2020 The cathode of our biofuel cell is composed of a mesh of carbon nanotubes decorated with nanoparticles containing platinum and cobalt. Wei Gao, The Conversation, 22 Apr. 2020 The nanotubes are 1 nanometer in diameter — far thinner than a human hair — and are injected 24 hours before surgery. Elizabeth Cooney, STAT, 6 Apr. 2020 An article at DefenseOne describes how scientists are working with carbon nanotubes to solve the heat issue. Kyle Mizokami, Popular Mechanics, 19 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nanotube.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of nanotube

1992, in the meaning defined above

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The first known use of nanotube was in 1992

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Last Updated

10 Sep 2021

Cite this Entry

“Nanotube.” Dictionary, Merriam-Webster, Accessed 19 Sep. 2021.

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More Definitions for nanotube


nano·​tube | \ -ˌt(y)üb How to pronounce nanotube (audio) \

Medical Definition of nanotube

: a microscopic tube whose diameter is measured in nanometers


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