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Definition Edit

A nanometer is

a distance unit representing one-billionth of a meter, or one-millionth of a millimeter, or roughly one-millionth the thickness of an American dime.[1]

Overview Edit

"A human hair is 80,000 to 100,000 nanometers wide."[2]

References Edit

  1. Nano.gov, Glossary (full-text).
  2. Nanotechnology: A Policy Primer, at 1 n.2.