nanometer

noun

nano·​me·​ter ˈna-nə-ˌmē-tər How to pronounce nanometer (audio)
: one billionth of a meter

Examples of nanometer in a Sentence

Recent Examples on the Web
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To accomplish this, experts first create extremely tiny holes only a few nanometers wide in the bacteria’s cell membrane. Andrew Paul, Popular Science, 18 Dec. 2024 Using their new technique, the scientists fabricated wires 44 nanometers to 1 micron wide, and transistors and diodes nanoscale to microscale in size. IEEE Spectrum, 17 Dec. 2024 CNTs are about a nanometer in diameter, and electrons sail through them. IEEE Spectrum, 12 Dec. 2024 Another way to think about it: if a nanometer were the size of a marble, a micron would be the size of a basketball. John Koetsier, Forbes, 3 Dec. 2024 See all Example Sentences for nanometer 

Word History

Etymology

International Scientific Vocabulary

First Known Use

1963, in the meaning defined above

Time Traveler
The first known use of nanometer was in 1963

Dictionary Entries Near nanometer

Cite this Entry

“Nanometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nanometer. Accessed 6 Jan. 2025.

Kids Definition

nanometer

noun
nano·​meter
ˈnan-ə-ˌmēt-ər
: one billionth of a meter

Medical Definition

nanometer

noun
nano·​me·​ter
variants or chiefly British nanometre
: one billionth of a meter
abbreviation nm

More from Merriam-Webster on nanometer

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