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angstrom

noun
ang·​strom | \ ˈaŋ-strəm also ˈȯŋ- How to pronounce angstrom (audio) \

Definition of angstrom

 (Entry 1 of 2)

: a unit of length equal to one ten-billionth of a meter

Ångström

biographical name
Ång·​ström | \ ˈaŋ-strəm How to pronounce Ångström (audio) , ˈȯŋ-\

Definition of Ångström (Entry 2 of 2)

Anders Jonas 1814–1874 Swedish physicist

Examples of angstrom in a Sentence

Recent Examples on the Web: Noun

 The technique allowed them to see Zika at a resolution of just 3.1 angstroms. — Jaclyn Jeffrey-wilensky, STAT, "Researchers reveal the sharpest image to date of the Zika virus," 26 June 2018 Gaps between the probes measure a mere 100 angstroms – roughly the space occupied by 66 hydrogen molecules – which requires the manufacturing process to be perfect, lest a researcher end up looking at the wrong probe. — Brian Alexander, WIRED, "Biopoly Money," 1 June 2000

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'angstrom.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of angstrom

Noun

1892, in the meaning defined above

History and Etymology for angstrom

Noun

Anders J. Ångström

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More Definitions for angstrom

angstrom

noun
ang·​strom | \ ˈaŋ-strəm also ˈȯŋ-\

Medical Definition of angstrom

: a unit of length equal to one ten-billionth of a meter

More from Merriam-Webster on angstrom

Britannica.com: Encyclopedia article about angstrom

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