Definition from Wiktionary, the free dictionary
Alternative forms 
From the name of the Swedish physicist Anders Jonas Ångström.
- IPA: /ˈɔŋstrəm/
angstrom (plural angstroms)
- (physics) A very small unit of length, 10-10 m, approximately the size of an atom, used especially to measure the wavelength of electromagnetic radiation or distances between atoms. Symbol Å
A very small unit of length, 10-10 m