Etymology

angstrom

ang·strom
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Today it means: A unit of length equal to 10⁻¹⁰ meters (that is, one ten-billionth of a meter), approximately the size of an atom, and denoted by the symbol Å, used especially to measure the wavelength of electromagnetic radiation or distances between atoms. Full definition →

Swedish ångström
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The story

  1. Swedish · borrowed fromångström
  2. English todayangstrom

Borrowed from Swedish ångström, named after Swedish physicist Anders Jonas Ångström.

Etymology from Wiktionary, CC BY-SA 4.0.