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nanometer

American  
[nan-uh-mee-ter, nay-nuh-] / ˈnæn əˌmi tər, ˈneɪ nə- /

noun

  1. one billionth of a meter. nm


nanometer Scientific  
/ năn′ə-mē′tər /
  1. One billionth (10 - 9) of a meter.


Etymology

Origin of nanometer

First recorded in 1960–65; nano- + meter 1


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Example Sentences

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See Examples For:

A nanometer, or 1 billionth of a meter, refers to the size of a transistor, and the smaller the size, the greater the number of transistors that can be placed on a chip.

From The Wall Street Journal ● Oct. 23, 2026

IBM Research unveiled the world’s first sub-1 nanometer chip technology, featuring a 0.7 nanometer node transistor architecture.

From Barron's ● Jun. 25, 2026

Each cluster contains a naturally occurring opening that is exactly 1 nanometer wide and remains permanently stable.

From Science Daily ● Jun. 12, 2026

The company launched the Xuanji A3 chip, a 4 nanometer semiconductor for autonomous driving, late Thursday at its technology day in Shenzhen, China.

From The Wall Street Journal ● May 29, 2026

Although scientists have long understood the basics of this process, studying its detailed structure at the nanometer scale inside intact human cells has remained challenging.

From Science Daily ● Apr. 30, 2026

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