A unit of length in the metric system, equal to one billionth of a meter (10^-9 meter), commonly used to measure wavelengths of light and dimensions at the atomic scale.
The wavelength of ultraviolet light is typically around 300 nanometers.
nanometeradjective
Relating to dimensions or phenomena measured in nanometers (10⁻⁹ m).
Nanometer technology enables the fabrication of incredibly small electronic circuits.