Origin of angstromafter Ångström
nounAbbr. A or Å or angst
Origin of angstromAfterAnders Jonas Ångström
angstrom - Computer Definition
A unit of measurement equal to .1 nanometer, which is approximately 1/250 millionth of an inch. Angstroms are used to measure the wavelengths of light and the elements in a chip. One nanometer is equal to 10 angstroms, and one micron is equal to 10,000 angstroms. The size of an atom is three to 10 angstroms.