Source:http://linkedlifedata.com/resource/umls/id/C0439202
NCI: A metric unit of length equal to to one billionth of a meter (10E-9 meter). Nanometer is used as a unit for light wavelength measurement.,NCI: A unit of length equal to one billionth of a meter (10E-9 meter). Nanometer is used as a unit for light wavelength measurement.(NCI),NCI: A measure of length in the metric system. A nanometer is one billionth of a meter. An average human hair is about 60,000 nanometers thick. Nanometers are used to measure wavelengths of light and distances between atoms in molecules.