American Heritage® Dictionary of the English Language, Fourth Edition
- n. One billionth (10-9) of a meter.
- n. US spelling of nanometre.
- n. a metric unit of length equal to one billionth of a meter
“A nanometer is one-billionth of a meter, and nanotechnology typically deals with particles and structures larger than 1 nanometer, but smaller than 100 nanometers.”
“A single nanometer is roughly the size of 20 hydrogen atoms strung together.”
“A nanometer is one billionth of a meter or about 1,000 times smaller than the width of a human hair.”
“This is why nanotechnology a nanometer is a billionth of a meter and microencapsulation are hot topics in the cosmetic world right now.”
“In theory, a superlens might be able to attain visual resolution at the level of the nanometer, which is pretty small - a human hair is about 100,000 nanometers wide.”
“An nm is a nanometer, which is a billionith 0.0000000001, I think? of a meter?”
“The word “nano” means “a billionth,” so a nanometer is a billionth of a meter.”
“The most advanced chips are being designed with circuit widths as small as 45 nanometers -- a nanometer is a billionth of a meter, the width of a few atoms.”
“They are measured in terms of the nanometer, which is about 100,000 times smaller than the width of a human hair.”
“A nanometer is a billionth of a meter, and the measurements refer to the average size of the parts that make up a transistor on the chip.”
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very small; denoting a factor of 10-9
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