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“angstroms”
A unit of wavelength or distance, equivalent to 1/10,000 micrometer or 1/10,000,000,000 meter: An angstrom can be used to measure the distances between atoms.
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Astronomy and related astronomical terms
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A unit of length equal to one ten-billionth of a meter (10 meters or one-ten-millionth of a millimeter): The angstrom is used to measure the wavelengths of electromagnetic radiation.
It was named after Anders Jonas Ångström (1814-1874), a Swedish astrophysicist.
This entry is located in the following unit:
Measurements and Mathematics Terms
(page 2)