angstrom(redirected from Ångström)
Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.
ang·stromor ång·strom (ăng′strəm)
n. Abbr. A or Å or angst
A unit of length equal to one hundred-millionth (10-8) of a centimeter, used especially to specify radiation wavelengths. Also called angstrom unit.
[After Anders Jonas Ångström.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Units) Also called: angstrom unit a unit of length equal to 10–10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre. Symbol: Å or A
[C20: named after Anders J. Ångström]
Ångström(ˈæŋstrəm; Swedish ˈɔŋstrœm)
(Biography) Anders Jonas (ˈandərs ˈjuːnas). 1814–74, Swedish physicist, noted for his work on spectroscopy and solar physics
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
n. (often cap.)
a unit of length, equal to one ten millionth of a millimeter, primarily used to express electromagnetic wavelengths. Symbol: Å; Abbr.: A Also called ang′strom u′nit.
[1895–1900; after A. J. Ångström]
Anders Jonas, 1814–74, Swedish astronomer and physicist.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
A unit of length equal to one hundred-millionth (10-8) of a centimeter. It is used mainly to measure wavelengths of light and shorter electromagnetic radiation.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Å) A unit of length, used mainly to measure the wavelength of light. Named after the Swedish physicist A.J. Ångström (1814–74). Equal to 10-10 m (10-8 cm).
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
Switch to new thesaurus
|Noun||1.||angstrom - a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation|
metric linear unit - a linear unit of distance in metric terms
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.