: a unit of length equal to one ten-billionth of a meter
Examples of angstrom in a Sentence
Recent Examples on the Web
Instead of evenly doping a transistor channel, the company’s strategy is to lay down the channel in three layers, each about 50 to 100 angstroms thick, and each with a different concentration of dopant.
—
IEEE Spectrum, 7 Dec. 2011
In the best cases, researchers can now make maps with resolutions below 2 angstroms, putting cryo-EM on par with crystallography.
—
Eric Hand, Science | AAAS, 23 Jan. 2020
The technique allowed them to see Zika at a resolution of just 3.1 angstroms.
—
Jaclyn Jeffrey-Wilensky, STAT, 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, 1 June 2000
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'angstrom.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
Anders J. Ångström
First Known Use
1881, in the meaning defined above
Dictionary Entries Near angstrom
Cite this Entry
“Angstrom.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/angstrom. Accessed 19 Aug. 2024.
Kids Definition
angstrom
noun
ang·strom
ˈaŋ-strəm
: a unit of length used especially of wavelengths (as of light) and equal to one ten-billionth of a meter
—abbreviation Å
Medical Definition
angstrom
noun
ang·strom
ˈaŋ-strəm also ˈȯŋ-
: a unit of length equal to one ten-billionth of a meter
Biographical Definition
More from Merriam-Webster on angstrom
Britannica.com: Encyclopedia article about angstrom
Love words? Need even more definitions?
Merriam-Webster unabridged
Share