nano·​me·​ter | \ ˈna-nə-ˌmē-tər How to pronounce nanometer (audio) \

Definition of nanometer

: one billionth of a meter

Examples of nanometer in a Sentence

Recent Examples on the Web

The team created nanoparticles that were 5, 2 and 1.4 nanometers wide. Quanta Magazine, "Strange Metal-like Bonds Discovered in Customized Crystals," 3 Sep. 2019 Its frame is just nanometers across and displays two miniscule propellers, each a single molecule. Scientific American, "Nanomachines, Jellyfish Hugs and Hurricane Dorian From Space: The Week's Best Science GIFs," 30 Aug. 2019 Ultra-fine particles are particulate matter measuring less than 100 nanometers in diameter. Lilly Nguyen, Daily Pilot, "Hookah smoke isn’t a chemically safer alternative to cigarettes, UCI study says," 22 Aug. 2019 On average, each nitrogen-vacancy spin is strongly coupled to four carbon-13 spins within a distance of about 1 nanometer. Philip Ball, WIRED, "Quantum Darwinism Could Explain What Makes Reality Real," 28 July 2019 In the processor industry, the smaller the nanometer measure, the smaller the chip size. Don Reisinger, Fortune, "Apple Has a Secrecy Problem," 20 July 2019 In some places, the atoms in the boron nitride layers line up precisely with the carbon atoms in the graphene layers, but a few nanometers away they are offset. Robert F. Service, Science | AAAS, "Trilayer graphene shows signs of superconductivity," 17 July 2019 These tiny virus packages are just tens to a few hundreds of nanometers across. Maya Wei-haas, National Geographic, "Viruses, explained," 22 Feb. 2019 Currently qubits based on a particle's spin direction must be positioned about 15 nanometers apart—any more, and their entanglement fails. Charles Q. Choi, Scientific American, "Quantum Leaps in Quantum Computing?," 1 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nanometer.' 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 nanometer

1963, in the meaning defined above

History and Etymology for nanometer

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Statistics for nanometer

Last Updated

14 Oct 2019

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The first known use of nanometer was in 1963

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More Definitions for nanometer


variants: or chiefly British nanometre \ ˈnan-​ə-​ˌmēt-​ər How to pronounce nanometre (audio) \

Medical Definition of nanometer

: one billionth of a meter abbreviation nm

More from Merriam-Webster on nanometer

Rhyming Dictionary: Words that rhyme with nanometer

Nglish: Translation of nanometer for Spanish Speakers

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