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 Most proteins in nature are a few nanometers (nm) long, and have masses of about 50 kilodaltons (kDa) on average for complex organisms. Michael Irving, New Atlas, 8 Aug. 2024 Dermatologists say there's evidence blue light − at a wavelength of around 400 nanometers − can kill a particular bacteria known to cause acne. Charles Trepany, USA TODAY, 27 Feb. 2024 For comparison, an average human hair is roughly 80,000-100,000 nanometers wide. Mohan Qin, Discover Magazine, 13 May 2024 Based on the maximum amplitude of motion (the distance the ground moves), the Friday night event was the most energetic by a small margin, recording 23.4 nanometers of movement. Nancy Tartaglione, Deadline, 13 June 2024 See all Example Sentences for nanometer 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'nanometer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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 22 Aug. 2024.

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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