angstrom

Meaning

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.

Hyphenated as
ang‧strom
Pronounced as (IPA)
/ˈæŋstɹəm/
Etymology

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

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