This shows grade level based on the word's complexity.
angstrom
[ ang-struhm ]
/ ˈæŋ strəm /
Save This Word!
This shows grade level based on the word's complexity.
noun (often initial capital letter)
a unit of length, equal to one tenth of a millimicron, or one ten millionth of a millimeter, primarily used to express electromagnetic wavelengths. Symbol: Å; Abbreviation: A
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachImprove Your Writing
Also called angstrom unit, Angstrom unit.
Origin of angstrom
First recorded in 1895–1900; named after A. J. Ångström
Words nearby angstrom
Angrboda, angrily, angry, angry young man, angst, angstrom, Ångstrom unit, angsty, Anguier, Anguilla, anguilliform
Other definitions for angstrom (2 of 2)
Ångström
[ ang-struhm; Swedish awng-strœm ]
/ ˈæŋ strəm; Swedish ˈɔŋ strœm /
noun
An·ders Jo·nas [an-derz -joh-nuhs; Swedish ahn-duhrs-yoo-nahs], /ˈæn dərz ˈdʒoʊ nəs; Swedish ˈɑn dərsˈyu nɑs/, 1814–74, Swedish astronomer and physicist.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use angstrom in a sentence
“We’re down at angstroms and nanometers for the variability here,” he said.
The man who came nearest to the philosophy of the subject was Angstrom.
Fragments of science, V. 1-2|John Tyndall
British Dictionary definitions for angstrom (1 of 2)
angstrom
/ (ˈæŋstrʌm, -strəm) /
noun
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 nanometreSymbol: Å, A
Word Origin for angstrom
C20: named after Anders J. Ångström
British Dictionary definitions for angstrom (2 of 2)
Ångström
/ (ˈæŋstrəm, Swedish ˈɔŋstrœm) /
noun
Anders Jonas (ˈandərs ˈjuːnas). 1814–74, Swedish physicist, noted for his work on spectroscopy and solar physics
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for angstrom
angstrom
n.
A unit of length equal to one hundred millionth (10-8) of a centimeter, used especially to specify radiation wavelengths.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for angstrom (1 of 2)
angstrom
[ ăng′strəm ]
A unit of length equal to one hundred-millionth (10-10) of a meter. It was once used to measure wavelengths of light and the diameters of atoms, but has now been mostly replaced by the nanometer.
Scientific definitions for angstrom (2 of 2)
Ångström
[ ăng′strəm ]
Swedish physicist and astronomer who pioneered the use of the spectroscope in the analysis of radiation. By studying the spectrum of visible light given off by the Sun, Ångström discovered that there is hydrogen in the Sun's atmosphere. The angstrom unit of measurement is named for him.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.